248791335

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{29671}}^1$

素因数の和:29735

約数の個数: 32

約数和(自身を含む): 438670848

約数和(自身を除く): 189879513

約数列:

[1, 3, 5, 13, 15, 39, 43, 65, 129, 195, 215, 559, 645, 1677, 2795, 8385, 29671, 89013, 148355, 385723, 445065, 1157169, 1275853, 1928615, 3827559, 5785845, 6379265, 16586089, 19137795, 49758267, 82930445, 248791335]

約数ペア:

[(1, 248791335), (3, 82930445), (5, 49758267), (13, 19137795), (15, 16586089), (39, 6379265), (43, 5785845), (65, 3827559), (129, 1928615), (195, 1275853), (215, 1157169), (559, 445065), (645, 385723), (1677, 148355), (2795, 89013), (8385, 29671)]