81120028

素因数分解:

$2^2\times {\mathrm{11}}^1\times {\mathrm{593}}^1\times {\mathrm{3109}}^1$

素因数の和:3717

約数の個数: 24

約数和(自身を含む): 155176560

約数和(自身を除く): 74056532

約数列:

[1, 2, 4, 11, 22, 44, 593, 1186, 2372, 3109, 6218, 6523, 12436, 13046, 26092, 34199, 68398, 136796, 1843637, 3687274, 7374548, 20280007, 40560014, 81120028]

約数ペア:

[(1, 81120028), (2, 40560014), (4, 20280007), (11, 7374548), (22, 3687274), (44, 1843637), (593, 136796), (1186, 68398), (2372, 34199), (3109, 26092), (6218, 13046), (6523, 12436)]