209218338

素因数分解:

$2^1\times 3^2\times 7^4\times {\mathrm{47}}^1\times {\mathrm{103}}^1$

素因数の和:186

約数の個数: 120

約数和(自身を含む): 545321088

約数和(自身を除く): 336102750

約数列:

[1, 2, 3, 6, 7, 9, 14, 18, 21, 42, 47, 49, 63, 94, 98, 103, 126, 141, 147, 206, 282, 294, 309, 329, 343, 423, 441, 618, 658, 686, 721, 846, 882, 927, 987, 1029, 1442, 1854, 1974, 2058, 2163, 2303, 2401, 2961, 3087, 4326, 4606, 4802, 4841, 5047, 5922, 6174, 6489, 6909, 7203, 9682, 10094, 12978, 13818, 14406, 14523, 15141, 16121, 20727, 21609, 29046, 30282, 32242, 33887, 35329, 41454, 43218, 43569, 45423, 48363, 67774, 70658, 87138, 90846, 96726, 101661, 105987, 112847, 145089, 203322, 211974, 225694, 237209, 247303, 290178, 304983, 317961, 338541, 474418, 494606, 609966, 635922, 677082, 711627, 741909, 1015623, 1423254, 1483818, 1660463, 2031246, 2134881, 2225727, 3320926, 4269762, 4451454, 4981389, 9962778, 11623241, 14944167, 23246482, 29888334, 34869723, 69739446, 104609169, 209218338]

約数ペア:

[(1, 209218338), (2, 104609169), (3, 69739446), (6, 34869723), (7, 29888334), (9, 23246482), (14, 14944167), (18, 11623241), (21, 9962778), (42, 4981389), (47, 4451454), (49, 4269762), (63, 3320926), (94, 2225727), (98, 2134881), (103, 2031246), (126, 1660463), (141, 1483818), (147, 1423254), (206, 1015623), (282, 741909), (294, 711627), (309, 677082), (329, 635922), (343, 609966), (423, 494606), (441, 474418), (618, 338541), (658, 317961), (686, 304983), (721, 290178), (846, 247303), (882, 237209), (927, 225694), (987, 211974), (1029, 203322), (1442, 145089), (1854, 112847), (1974, 105987), (2058, 101661), (2163, 96726), (2303, 90846), (2401, 87138), (2961, 70658), (3087, 67774), (4326, 48363), (4606, 45423), (4802, 43569), (4841, 43218), (5047, 41454), (5922, 35329), (6174, 33887), (6489, 32242), (6909, 30282), (7203, 29046), (9682, 21609), (10094, 20727), (12978, 16121), (13818, 15141), (14406, 14523)]