260121329

素因数分解:

${\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{131}}^1\times {\mathrm{229}}^1$

素因数の和:425

約数の個数: 32

約数和(自身を含む): 306028800

約数和(自身を除く): 45907471

約数列:

[1, 13, 23, 29, 131, 229, 299, 377, 667, 1703, 2977, 3013, 3799, 5267, 6641, 8671, 29999, 39169, 49387, 68471, 86333, 87377, 152743, 389987, 689977, 869971, 1135901, 1985659, 8969701, 11309623, 20009333, 260121329]

約数ペア:

[(1, 260121329), (13, 20009333), (23, 11309623), (29, 8969701), (131, 1985659), (229, 1135901), (299, 869971), (377, 689977), (667, 389987), (1703, 152743), (2977, 87377), (3013, 86333), (3799, 68471), (5267, 49387), (6641, 39169), (8671, 29999)]