311031609

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{109}}^1\times {\mathrm{7993}}^1$

素因数の和:8129

約数の個数: 32

約数和(自身を含む): 506499840

約数和(自身を除く): 195468231

約数列:

[1, 3, 7, 17, 21, 51, 109, 119, 327, 357, 763, 1853, 2289, 5559, 7993, 12971, 23979, 38913, 55951, 135881, 167853, 407643, 871237, 951167, 2613711, 2853501, 6098659, 14811029, 18295977, 44433087, 103677203, 311031609]

約数ペア:

[(1, 311031609), (3, 103677203), (7, 44433087), (17, 18295977), (21, 14811029), (51, 6098659), (109, 2853501), (119, 2613711), (327, 951167), (357, 871237), (763, 407643), (1853, 167853), (2289, 135881), (5559, 55951), (7993, 38913), (12971, 23979)]