68539965

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{271}}^1\times {\mathrm{1297}}^1$

素因数の和:1589

約数の個数: 32

約数和(自身を含む): 118626816

約数和(自身を除く): 50086851

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 271, 813, 1297, 1355, 3523, 3891, 4065, 6485, 10569, 16861, 17615, 19455, 50583, 52845, 84305, 252915, 351487, 1054461, 1757435, 4569331, 5272305, 13707993, 22846655, 68539965]

約数ペア:

[(1, 68539965), (3, 22846655), (5, 13707993), (13, 5272305), (15, 4569331), (39, 1757435), (65, 1054461), (195, 351487), (271, 252915), (813, 84305), (1297, 52845), (1355, 50583), (3523, 19455), (3891, 17615), (4065, 16861), (6485, 10569)]