85898589

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^1\times {\mathrm{137}}^1\times {\mathrm{409}}^1$

素因数の和:629

約数の個数: 32

約数和(自身を含む): 133981440

約数和(自身を除く): 48082851

約数列:

[1, 3, 7, 21, 73, 137, 219, 409, 411, 511, 959, 1227, 1533, 2863, 2877, 8589, 10001, 29857, 30003, 56033, 70007, 89571, 168099, 208999, 210021, 392231, 626997, 1176693, 4090409, 12271227, 28632863, 85898589]

約数ペア:

[(1, 85898589), (3, 28632863), (7, 12271227), (21, 4090409), (73, 1176693), (137, 626997), (219, 392231), (409, 210021), (411, 208999), (511, 168099), (959, 89571), (1227, 70007), (1533, 56033), (2863, 30003), (2877, 29857), (8589, 10001)]