64394865

素因数分解:

$3^3\times 5^1\times {\mathrm{43}}^1\times {\mathrm{11093}}^1$

素因数の和:11150

約数の個数: 32

約数和(自身を含む): 117152640

約数和(自身を除く): 52757775

約数列:

[1, 3, 5, 9, 15, 27, 43, 45, 129, 135, 215, 387, 645, 1161, 1935, 5805, 11093, 33279, 55465, 99837, 166395, 299511, 476999, 499185, 1430997, 1497555, 2384995, 4292991, 7154985, 12878973, 21464955, 64394865]

約数ペア:

[(1, 64394865), (3, 21464955), (5, 12878973), (9, 7154985), (15, 4292991), (27, 2384995), (43, 1497555), (45, 1430997), (129, 499185), (135, 476999), (215, 299511), (387, 166395), (645, 99837), (1161, 55465), (1935, 33279), (5805, 11093)]