865471490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{6657473}}^1$

素因数の和:6657493

約数の個数: 16

約数和(自身を含む): 1677683448

約数和(自身を除く): 812211958

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 6657473, 13314946, 33287365, 66574730, 86547149, 173094298, 432735745, 865471490]

約数ペア:

[(1, 865471490), (2, 432735745), (5, 173094298), (10, 86547149), (13, 66574730), (26, 33287365), (65, 13314946), (130, 6657473)]