5555991

素因数分解:

$3^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:303

約数の個数: 32

約数和(自身を含む): 9123840

約数和(自身を除く): 3567849

約数列:

[1, 3, 7, 17, 21, 51, 79, 119, 197, 237, 357, 553, 591, 1343, 1379, 1659, 3349, 4029, 4137, 9401, 10047, 15563, 23443, 28203, 46689, 70329, 108941, 264571, 326823, 793713, 1851997, 5555991]

約数ペア:

[(1, 5555991), (3, 1851997), (7, 793713), (17, 326823), (21, 264571), (51, 108941), (79, 70329), (119, 46689), (197, 28203), (237, 23443), (357, 15563), (553, 10047), (591, 9401), (1343, 4137), (1379, 4029), (1659, 3349)]