81213935

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{163}}^1\times {\mathrm{9059}}^1$

素因数の和:9238

約数の個数: 16

約数和(自身を含む): 106980480

約数和(自身を除く): 25766545

約数列:

[1, 5, 11, 55, 163, 815, 1793, 8965, 9059, 45295, 99649, 498245, 1476617, 7383085, 16242787, 81213935]

約数ペア:

[(1, 81213935), (5, 16242787), (11, 7383085), (55, 1476617), (163, 498245), (815, 99649), (1793, 45295), (8965, 9059)]