156656045

素因数分解:

$5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{18121}}^1$

素因数の和:18165

約数の個数: 32

約数和(自身を含む): 243559680

約数和(自身を除く): 86903635

約数列:

[1, 5, 7, 13, 19, 35, 65, 91, 95, 133, 247, 455, 665, 1235, 1729, 8645, 18121, 90605, 126847, 235573, 344299, 634235, 1177865, 1649011, 1721495, 2410093, 4475887, 8245055, 12050465, 22379435, 31331209, 156656045]

約数ペア:

[(1, 156656045), (5, 31331209), (7, 22379435), (13, 12050465), (19, 8245055), (35, 4475887), (65, 2410093), (91, 1721495), (95, 1649011), (133, 1177865), (247, 634235), (455, 344299), (665, 235573), (1235, 126847), (1729, 90605), (8645, 18121)]