28997892

素因数分解:

$2^2\times 3^3\times 7^1\times {\mathrm{11}}^2\times {\mathrm{317}}^1$

素因数の和:359

約数の個数: 144

約数和(自身を含む): 94738560

約数和(自身を除く): 65740668

約数列:

[1, 2, 3, 4, 6, 7, 9, 11, 12, 14, 18, 21, 22, 27, 28, 33, 36, 42, 44, 54, 63, 66, 77, 84, 99, 108, 121, 126, 132, 154, 189, 198, 231, 242, 252, 297, 308, 317, 363, 378, 396, 462, 484, 594, 634, 693, 726, 756, 847, 924, 951, 1089, 1188, 1268, 1386, 1452, 1694, 1902, 2079, 2178, 2219, 2541, 2772, 2853, 3267, 3388, 3487, 3804, 4158, 4356, 4438, 5082, 5706, 6534, 6657, 6974, 7623, 8316, 8559, 8876, 10164, 10461, 11412, 13068, 13314, 13948, 15246, 17118, 19971, 20922, 22869, 24409, 26628, 30492, 31383, 34236, 38357, 39942, 41844, 45738, 48818, 59913, 62766, 73227, 76714, 79884, 91476, 94149, 97636, 115071, 119826, 125532, 146454, 153428, 188298, 219681, 230142, 239652, 268499, 292908, 345213, 376596, 439362, 460284, 536998, 659043, 690426, 805497, 878724, 1035639, 1073996, 1318086, 1380852, 1610994, 2071278, 2416491, 2636172, 3221988, 4142556, 4832982, 7249473, 9665964, 14498946, 28997892]

約数ペア:

[(1, 28997892), (2, 14498946), (3, 9665964), (4, 7249473), (6, 4832982), (7, 4142556), (9, 3221988), (11, 2636172), (12, 2416491), (14, 2071278), (18, 1610994), (21, 1380852), (22, 1318086), (27, 1073996), (28, 1035639), (33, 878724), (36, 805497), (42, 690426), (44, 659043), (54, 536998), (63, 460284), (66, 439362), (77, 376596), (84, 345213), (99, 292908), (108, 268499), (121, 239652), (126, 230142), (132, 219681), (154, 188298), (189, 153428), (198, 146454), (231, 125532), (242, 119826), (252, 115071), (297, 97636), (308, 94149), (317, 91476), (363, 79884), (378, 76714), (396, 73227), (462, 62766), (484, 59913), (594, 48818), (634, 45738), (693, 41844), (726, 39942), (756, 38357), (847, 34236), (924, 31383), (951, 30492), (1089, 26628), (1188, 24409), (1268, 22869), (1386, 20922), (1452, 19971), (1694, 17118), (1902, 15246), (2079, 13948), (2178, 13314), (2219, 13068), (2541, 11412), (2772, 10461), (2853, 10164), (3267, 8876), (3388, 8559), (3487, 8316), (3804, 7623), (4158, 6974), (4356, 6657), (4438, 6534), (5082, 5706)]