139398987

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{510619}}^1$

素因数の和:510642

約数の個数: 16

約数和(自身を含む): 228757760

約数和(自身を除く): 89358773

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 510619, 1531857, 3574333, 6638047, 10722999, 19914141, 46466329, 139398987]

約数ペア:

[(1, 139398987), (3, 46466329), (7, 19914141), (13, 10722999), (21, 6638047), (39, 3574333), (91, 1531857), (273, 510619)]