40398897

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^2$

素因数の和:190

約数の個数: 48

約数和(自身を含む): 69728256

約数和(自身を除く): 29329359

約数列:

[1, 3, 7, 11, 21, 33, 47, 61, 77, 141, 183, 231, 329, 427, 517, 671, 987, 1281, 1551, 2013, 2867, 3619, 3721, 4697, 8601, 10857, 11163, 14091, 20069, 26047, 31537, 40931, 60207, 78141, 94611, 122793, 174887, 220759, 286517, 524661, 662277, 859551, 1224209, 1923757, 3672627, 5771271, 13466299, 40398897]

約数ペア:

[(1, 40398897), (3, 13466299), (7, 5771271), (11, 3672627), (21, 1923757), (33, 1224209), (47, 859551), (61, 662277), (77, 524661), (141, 286517), (183, 220759), (231, 174887), (329, 122793), (427, 94611), (517, 78141), (671, 60207), (987, 40931), (1281, 31537), (1551, 26047), (2013, 20069), (2867, 14091), (3619, 11163), (3721, 10857), (4697, 8601)]