291220537828

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{90666419}}^1$

素因数の和:90666507

約数の個数: 24

約数和(自身を含む): 563582466720

約数和(自身を除く): 272361928892

約数列:

[1, 2, 4, 11, 22, 44, 73, 146, 292, 803, 1606, 3212, 90666419, 181332838, 362665676, 997330609, 1994661218, 3989322436, 6618648587, 13237297174, 26474594348, 72805134457, 145610268914, 291220537828]

約数ペア:

[(1, 291220537828), (2, 145610268914), (4, 72805134457), (11, 26474594348), (22, 13237297174), (44, 6618648587), (73, 3989322436), (146, 1994661218), (292, 997330609), (803, 362665676), (1606, 181332838), (3212, 90666419)]