74721279

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{223}}^1\times {\mathrm{1831}}^1$

素因数の和:2118

約数の個数: 16

約数和(自身を含む): 101771264

約数和(自身を除く): 27049985

約数列:

[1, 3, 61, 183, 223, 669, 1831, 5493, 13603, 40809, 111691, 335073, 408313, 1224939, 24907093, 74721279]

約数ペア:

[(1, 74721279), (3, 24907093), (61, 1224939), (183, 408313), (223, 335073), (669, 111691), (1831, 40809), (5493, 13603)]