81498398

素因数分解:

$2^1\times {\mathrm{67}}^1\times {\mathrm{739}}^1\times {\mathrm{823}}^1$

素因数の和:1631

約数の個数: 16

約数和(自身を含む): 124391040

約数和(自身を除く): 42892642

約数列:

[1, 2, 67, 134, 739, 823, 1478, 1646, 49513, 55141, 99026, 110282, 608197, 1216394, 40749199, 81498398]

約数ペア:

[(1, 81498398), (2, 40749199), (67, 1216394), (134, 608197), (739, 110282), (823, 99026), (1478, 55141), (1646, 49513)]