421850286

素因数分解:

$2^1\times 3^2\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{317}}^1$

素因数の和:407

約数の個数: 144

約数和(自身を含む): 1108441152

約数和(自身を除く): 686590866

約数列:

[1, 2, 3, 6, 9, 11, 13, 18, 22, 26, 33, 39, 47, 66, 78, 94, 99, 117, 121, 141, 143, 198, 234, 242, 282, 286, 317, 363, 423, 429, 517, 611, 634, 726, 846, 858, 951, 1034, 1089, 1222, 1287, 1551, 1573, 1833, 1902, 2178, 2574, 2853, 3102, 3146, 3487, 3666, 4121, 4653, 4719, 5499, 5687, 5706, 6721, 6974, 8242, 9306, 9438, 10461, 10998, 11374, 12363, 13442, 14157, 14899, 17061, 20163, 20922, 24726, 28314, 29798, 31383, 34122, 37089, 38357, 40326, 44697, 45331, 51183, 60489, 62766, 73931, 74178, 76714, 89394, 90662, 102366, 115071, 120978, 134091, 135993, 147862, 163889, 193687, 221793, 230142, 268182, 271986, 327778, 345213, 387374, 407979, 443586, 491667, 498641, 581061, 665379, 690426, 815958, 983334, 997282, 1162122, 1330758, 1475001, 1495923, 1743183, 1802779, 2130557, 2950002, 2991846, 3486366, 3605558, 4261114, 4487769, 5408337, 6391671, 8975538, 10816674, 12783342, 16225011, 19175013, 23436127, 32450022, 38350026, 46872254, 70308381, 140616762, 210925143, 421850286]

約数ペア:

[(1, 421850286), (2, 210925143), (3, 140616762), (6, 70308381), (9, 46872254), (11, 38350026), (13, 32450022), (18, 23436127), (22, 19175013), (26, 16225011), (33, 12783342), (39, 10816674), (47, 8975538), (66, 6391671), (78, 5408337), (94, 4487769), (99, 4261114), (117, 3605558), (121, 3486366), (141, 2991846), (143, 2950002), (198, 2130557), (234, 1802779), (242, 1743183), (282, 1495923), (286, 1475001), (317, 1330758), (363, 1162122), (423, 997282), (429, 983334), (517, 815958), (611, 690426), (634, 665379), (726, 581061), (846, 498641), (858, 491667), (951, 443586), (1034, 407979), (1089, 387374), (1222, 345213), (1287, 327778), (1551, 271986), (1573, 268182), (1833, 230142), (1902, 221793), (2178, 193687), (2574, 163889), (2853, 147862), (3102, 135993), (3146, 134091), (3487, 120978), (3666, 115071), (4121, 102366), (4653, 90662), (4719, 89394), (5499, 76714), (5687, 74178), (5706, 73931), (6721, 62766), (6974, 60489), (8242, 51183), (9306, 45331), (9438, 44697), (10461, 40326), (10998, 38357), (11374, 37089), (12363, 34122), (13442, 31383), (14157, 29798), (14899, 28314), (17061, 24726), (20163, 20922)]