15787772

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{3943}}^1$

素因数の和:3978

約数の個数: 48

約数和(自身を含む): 37105152

約数和(自身を除く): 21317380

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 44, 52, 77, 91, 143, 154, 182, 286, 308, 364, 572, 1001, 2002, 3943, 4004, 7886, 15772, 27601, 43373, 51259, 55202, 86746, 102518, 110404, 173492, 205036, 303611, 358813, 563849, 607222, 717626, 1127698, 1214444, 1435252, 2255396, 3946943, 7893886, 15787772]

約数ペア:

[(1, 15787772), (2, 7893886), (4, 3946943), (7, 2255396), (11, 1435252), (13, 1214444), (14, 1127698), (22, 717626), (26, 607222), (28, 563849), (44, 358813), (52, 303611), (77, 205036), (91, 173492), (143, 110404), (154, 102518), (182, 86746), (286, 55202), (308, 51259), (364, 43373), (572, 27601), (1001, 15772), (2002, 7886), (3943, 4004)]