87155481

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{1013}}^1$

素因数の和:1281

約数の個数: 32

約数和(自身を含む): 141343488

約数和(自身を除く): 54188007

約数列:

[1, 3, 7, 17, 21, 51, 119, 241, 357, 723, 1013, 1687, 3039, 4097, 5061, 7091, 12291, 17221, 21273, 28679, 51663, 86037, 120547, 244133, 361641, 732399, 1708931, 4150261, 5126793, 12450783, 29051827, 87155481]

約数ペア:

[(1, 87155481), (3, 29051827), (7, 12450783), (17, 5126793), (21, 4150261), (51, 1708931), (119, 732399), (241, 361641), (357, 244133), (723, 120547), (1013, 86037), (1687, 51663), (3039, 28679), (4097, 21273), (5061, 17221), (7091, 12291)]