72210061

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{89}}^1\times {\mathrm{257}}^1$

素因数の和:405

約数の個数: 32

約数和(自身を含む): 93623040

約数和(自身を除く): 21412979

約数列:

[1, 7, 11, 41, 77, 89, 257, 287, 451, 623, 979, 1799, 2827, 3157, 3649, 6853, 10537, 19789, 22873, 25543, 40139, 73759, 115907, 160111, 251603, 280973, 811349, 937793, 1761221, 6564551, 10315723, 72210061]

約数ペア:

[(1, 72210061), (7, 10315723), (11, 6564551), (41, 1761221), (77, 937793), (89, 811349), (257, 280973), (287, 251603), (451, 160111), (623, 115907), (979, 73759), (1799, 40139), (2827, 25543), (3157, 22873), (3649, 19789), (6853, 10537)]