71388429

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{79}}^1\times {\mathrm{1163}}^1$

素因数の和:1289

約数の個数: 32

約数和(自身を含む): 113233920

約数和(自身を除く): 41845491

約数列:

[1, 3, 7, 21, 37, 79, 111, 237, 259, 553, 777, 1163, 1659, 2923, 3489, 8141, 8769, 20461, 24423, 43031, 61383, 91877, 129093, 275631, 301217, 643139, 903651, 1929417, 3399449, 10198347, 23796143, 71388429]

約数ペア:

[(1, 71388429), (3, 23796143), (7, 10198347), (21, 3399449), (37, 1929417), (79, 903651), (111, 643139), (237, 301217), (259, 275631), (553, 129093), (777, 91877), (1163, 61383), (1659, 43031), (2923, 24423), (3489, 20461), (8141, 8769)]