158449742

素因数分解:

$2^1\times {\mathrm{11}}^2\times {\mathrm{31}}^1\times {\mathrm{21121}}^1$

素因数の和:21176

約数の個数: 24

約数和(自身を含む): 269685696

約数和(自身を除く): 111235954

約数列:

[1, 2, 11, 22, 31, 62, 121, 242, 341, 682, 3751, 7502, 21121, 42242, 232331, 464662, 654751, 1309502, 2555641, 5111282, 7202261, 14404522, 79224871, 158449742]

約数ペア:

[(1, 158449742), (2, 79224871), (11, 14404522), (22, 7202261), (31, 5111282), (62, 2555641), (121, 1309502), (242, 654751), (341, 464662), (682, 232331), (3751, 42242), (7502, 21121)]