247647543

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{4153}}^1$

素因数の和:4319

約数の個数: 32

約数和(自身を含む): 390808320

約数和(自身を除く): 143160777

約数列:

[1, 3, 11, 13, 33, 39, 139, 143, 417, 429, 1529, 1807, 4153, 4587, 5421, 12459, 19877, 45683, 53989, 59631, 137049, 161967, 577267, 593879, 1731801, 1781637, 6349937, 7504471, 19049811, 22513413, 82549181, 247647543]

約数ペア:

[(1, 247647543), (3, 82549181), (11, 22513413), (13, 19049811), (33, 7504471), (39, 6349937), (139, 1781637), (143, 1731801), (417, 593879), (429, 577267), (1529, 161967), (1807, 137049), (4153, 59631), (4587, 53989), (5421, 45683), (12459, 19877)]