247799856

素因数分解:

$2^4\times 3^1\times {\mathrm{5162497}}^1$

素因数の和:5162508

約数の個数: 20

約数和(自身を含む): 640149752

約数和(自身を除く): 392349896

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 5162497, 10324994, 15487491, 20649988, 30974982, 41299976, 61949964, 82599952, 123899928, 247799856]

約数ペア:

[(1, 247799856), (2, 123899928), (3, 82599952), (4, 61949964), (6, 41299976), (8, 30974982), (12, 20649988), (16, 15487491), (24, 10324994), (48, 5162497)]