81742009

素因数分解:

${\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{137}}^1\times {\mathrm{1013}}^1$

素因数の和:1200

約数の個数: 16

約数和(自身を含む): 89556480

約数和(自身を除く): 7814471

約数列:

[1, 19, 31, 137, 589, 1013, 2603, 4247, 19247, 31403, 80693, 138781, 596657, 2636839, 4302211, 81742009]

約数ペア:

[(1, 81742009), (19, 4302211), (31, 2636839), (137, 596657), (589, 138781), (1013, 80693), (2603, 31403), (4247, 19247)]