261568568

素因数分解:

$2^3\times {\mathrm{53}}^1\times {\mathrm{467}}^1\times {\mathrm{1321}}^1$

素因数の和:1847

約数の個数: 32

約数和(自身を含む): 501143760

約数和(自身を除く): 239575192

約数列:

[1, 2, 4, 8, 53, 106, 212, 424, 467, 934, 1321, 1868, 2642, 3736, 5284, 10568, 24751, 49502, 70013, 99004, 140026, 198008, 280052, 560104, 616907, 1233814, 2467628, 4935256, 32696071, 65392142, 130784284, 261568568]

約数ペア:

[(1, 261568568), (2, 130784284), (4, 65392142), (8, 32696071), (53, 4935256), (106, 2467628), (212, 1233814), (424, 616907), (467, 560104), (934, 280052), (1321, 198008), (1868, 140026), (2642, 99004), (3736, 70013), (5284, 49502), (10568, 24751)]