215264588

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{13187}}^1$

素因数の和:13262

約数の個数: 48

約数和(自身を含む): 478566144

約数和(自身を除く): 263301556

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 53, 77, 106, 154, 212, 308, 371, 583, 742, 1166, 1484, 2332, 4081, 8162, 13187, 16324, 26374, 52748, 92309, 145057, 184618, 290114, 369236, 580228, 698911, 1015399, 1397822, 2030798, 2795644, 4061596, 4892377, 7688021, 9784754, 15376042, 19569508, 30752084, 53816147, 107632294, 215264588]

約数ペア:

[(1, 215264588), (2, 107632294), (4, 53816147), (7, 30752084), (11, 19569508), (14, 15376042), (22, 9784754), (28, 7688021), (44, 4892377), (53, 4061596), (77, 2795644), (106, 2030798), (154, 1397822), (212, 1015399), (308, 698911), (371, 580228), (583, 369236), (742, 290114), (1166, 184618), (1484, 145057), (2332, 92309), (4081, 52748), (8162, 26374), (13187, 16324)]