28520414

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{1289}}^1$

素因数の和:1364

約数の個数: 32

約数和(自身を含む): 49412160

約数和(自身を除く): 20891746

約数列:

[1, 2, 13, 23, 26, 37, 46, 74, 299, 481, 598, 851, 962, 1289, 1702, 2578, 11063, 16757, 22126, 29647, 33514, 47693, 59294, 95386, 385411, 620009, 770822, 1096939, 1240018, 2193878, 14260207, 28520414]

約数ペア:

[(1, 28520414), (2, 14260207), (13, 2193878), (23, 1240018), (26, 1096939), (37, 770822), (46, 620009), (74, 385411), (299, 95386), (481, 59294), (598, 47693), (851, 33514), (962, 29647), (1289, 22126), (1702, 16757), (2578, 11063)]