81688978

素因数分解:

$2^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{49033}}^1$

素因数の和:49066

約数の個数: 24

約数和(自身を含む): 150926652

約数和(自身を除く): 69237674

約数列:

[1, 2, 7, 14, 17, 34, 49, 98, 119, 238, 833, 1666, 49033, 98066, 343231, 686462, 833561, 1667122, 2402617, 4805234, 5834927, 11669854, 40844489, 81688978]

約数ペア:

[(1, 81688978), (2, 40844489), (7, 11669854), (14, 5834927), (17, 4805234), (34, 2402617), (49, 1667122), (98, 833561), (119, 686462), (238, 343231), (833, 98066), (1666, 49033)]