257029394545

素因数分解:

$5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{103}}^1\times {\mathrm{6481639}}^1$

素因数の和:6481765

約数の個数: 32

約数和(自身を含む): 388276162560

約数和(自身を除く): 131246768015

約数列:

[1, 5, 7, 11, 35, 55, 77, 103, 385, 515, 721, 1133, 3605, 5665, 7931, 39655, 6481639, 32408195, 45371473, 71298029, 226857365, 356490145, 499086203, 667608817, 2495431015, 3338044085, 4673261719, 7343696987, 23366308595, 36718484935, 51405878909, 257029394545]

約数ペア:

[(1, 257029394545), (5, 51405878909), (7, 36718484935), (11, 23366308595), (35, 7343696987), (55, 4673261719), (77, 3338044085), (103, 2495431015), (385, 667608817), (515, 499086203), (721, 356490145), (1133, 226857365), (3605, 71298029), (5665, 45371473), (7931, 32408195), (39655, 6481639)]