1220332828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{125497}}^1$

素因数の和:125542

約数の個数: 48

約数和(自身を含む): 2656541664

約数和(自身を除く): 1436208836

約数列:

[1, 2, 4, 11, 13, 17, 22, 26, 34, 44, 52, 68, 143, 187, 221, 286, 374, 442, 572, 748, 884, 2431, 4862, 9724, 125497, 250994, 501988, 1380467, 1631461, 2133449, 2760934, 3262922, 4266898, 5521868, 6525844, 8533796, 17946071, 23467939, 27734837, 35892142, 46935878, 55469674, 71784284, 93871756, 110939348, 305083207, 610166414, 1220332828]

約数ペア:

[(1, 1220332828), (2, 610166414), (4, 305083207), (11, 110939348), (13, 93871756), (17, 71784284), (22, 55469674), (26, 46935878), (34, 35892142), (44, 27734837), (52, 23467939), (68, 17946071), (143, 8533796), (187, 6525844), (221, 5521868), (286, 4266898), (374, 3262922), (442, 2760934), (572, 2133449), (748, 1631461), (884, 1380467), (2431, 501988), (4862, 250994), (9724, 125497)]