81961518

素因数分解:

$2^1\times 3^1\times {\mathrm{173}}^1\times {\mathrm{281}}^2$

素因数の和:740

約数の個数: 24

約数和(自身を含む): 165459384

約数和(自身を除く): 83497866

約数列:

[1, 2, 3, 6, 173, 281, 346, 519, 562, 843, 1038, 1686, 48613, 78961, 97226, 145839, 157922, 236883, 291678, 473766, 13660253, 27320506, 40980759, 81961518]

約数ペア:

[(1, 81961518), (2, 40980759), (3, 27320506), (6, 13660253), (173, 473766), (281, 291678), (346, 236883), (519, 157922), (562, 145839), (843, 97226), (1038, 78961), (1686, 48613)]