7305921

素因数分解:

$3^2\times 7^1\times {\mathrm{89}}^1\times {\mathrm{1303}}^1$

素因数の和:1405

約数の個数: 24

約数和(自身を含む): 12205440

約数和(自身を除く): 4899519

約数列:

[1, 3, 7, 9, 21, 63, 89, 267, 623, 801, 1303, 1869, 3909, 5607, 9121, 11727, 27363, 82089, 115967, 347901, 811769, 1043703, 2435307, 7305921]

約数ペア:

[(1, 7305921), (3, 2435307), (7, 1043703), (9, 811769), (21, 347901), (63, 115967), (89, 82089), (267, 27363), (623, 11727), (801, 9121), (1303, 5607), (1869, 3909)]