318420441

素因数分解:

$3^2\times {\mathrm{23}}^2\times {\mathrm{47}}^1\times {\mathrm{1423}}^1$

素因数の和:1522

約数の個数: 36

約数和(自身を含む): 491382528

約数和(自身を除く): 172962087

約数列:

[1, 3, 9, 23, 47, 69, 141, 207, 423, 529, 1081, 1423, 1587, 3243, 4269, 4761, 9729, 12807, 24863, 32729, 66881, 74589, 98187, 200643, 223767, 294561, 601929, 752767, 1538263, 2258301, 4614789, 6774903, 13844367, 35380049, 106140147, 318420441]

約数ペア:

[(1, 318420441), (3, 106140147), (9, 35380049), (23, 13844367), (47, 6774903), (69, 4614789), (141, 2258301), (207, 1538263), (423, 752767), (529, 601929), (1081, 294561), (1423, 223767), (1587, 200643), (3243, 98187), (4269, 74589), (4761, 66881), (9729, 32729), (12807, 24863)]