397304830

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{191}}^1\times {\mathrm{16001}}^1$

素因数の和:16212

約数の個数: 32

約数和(自身を含む): 774240768

約数和(自身を除く): 376935938

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 191, 382, 955, 1910, 2483, 4966, 12415, 16001, 24830, 32002, 80005, 160010, 208013, 416026, 1040065, 2080130, 3056191, 6112382, 15280955, 30561910, 39730483, 79460966, 198652415, 397304830]

約数ペア:

[(1, 397304830), (2, 198652415), (5, 79460966), (10, 39730483), (13, 30561910), (26, 15280955), (65, 6112382), (130, 3056191), (191, 2080130), (382, 1040065), (955, 416026), (1910, 208013), (2483, 160010), (4966, 80005), (12415, 32002), (16001, 24830)]