351668233

素因数分解:

$7^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1\times {\mathrm{107}}^1\times {\mathrm{179}}^1$

素因数の和:397

約数の個数: 32

約数和(自身を含む): 424258560

約数和(自身を除く): 72590327

約数列:

[1, 7, 43, 61, 107, 179, 301, 427, 749, 1253, 2623, 4601, 6527, 7697, 10919, 18361, 19153, 32207, 45689, 53879, 76433, 134071, 280661, 469517, 823579, 1168333, 1964627, 3286619, 5765053, 8178331, 50238319, 351668233]

約数ペア:

[(1, 351668233), (7, 50238319), (43, 8178331), (61, 5765053), (107, 3286619), (179, 1964627), (301, 1168333), (427, 823579), (749, 469517), (1253, 280661), (2623, 134071), (4601, 76433), (6527, 53879), (7697, 45689), (10919, 32207), (18361, 19153)]