69642690

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{178571}}^1$

素因数の和:178594

約数の個数: 32

約数和(自身を含む): 180000576

約数和(自身を除く): 110357886

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 178571, 357142, 535713, 892855, 1071426, 1785710, 2321423, 2678565, 4642846, 5357130, 6964269, 11607115, 13928538, 23214230, 34821345, 69642690]

約数ペア:

[(1, 69642690), (2, 34821345), (3, 23214230), (5, 13928538), (6, 11607115), (10, 6964269), (13, 5357130), (15, 4642846), (26, 2678565), (30, 2321423), (39, 1785710), (65, 1071426), (78, 892855), (130, 535713), (195, 357142), (390, 178571)]