1645412

素因数分解:

$2^2\times {\mathrm{41}}^1\times {\mathrm{79}}^1\times {\mathrm{127}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 3010560

約数和(自身を除く): 1365148

約数列:

[1, 2, 4, 41, 79, 82, 127, 158, 164, 254, 316, 508, 3239, 5207, 6478, 10033, 10414, 12956, 20066, 20828, 40132, 411353, 822706, 1645412]

約数ペア:

[(1, 1645412), (2, 822706), (4, 411353), (41, 40132), (79, 20828), (82, 20066), (127, 12956), (158, 10414), (164, 10033), (254, 6478), (316, 5207), (508, 3239)]