1277276

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1$

素因数の和:75

約数の個数: 72

約数和(自身を含む): 3128160

約数和(自身を除く): 1850884

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 29, 44, 52, 58, 77, 91, 116, 121, 143, 154, 182, 203, 242, 286, 308, 319, 364, 377, 406, 484, 572, 638, 754, 812, 847, 1001, 1276, 1508, 1573, 1694, 2002, 2233, 2639, 3146, 3388, 3509, 4004, 4147, 4466, 5278, 6292, 7018, 8294, 8932, 10556, 11011, 14036, 16588, 22022, 24563, 29029, 44044, 45617, 49126, 58058, 91234, 98252, 116116, 182468, 319319, 638638, 1277276]

約数ペア:

[(1, 1277276), (2, 638638), (4, 319319), (7, 182468), (11, 116116), (13, 98252), (14, 91234), (22, 58058), (26, 49126), (28, 45617), (29, 44044), (44, 29029), (52, 24563), (58, 22022), (77, 16588), (91, 14036), (116, 11011), (121, 10556), (143, 8932), (154, 8294), (182, 7018), (203, 6292), (242, 5278), (286, 4466), (308, 4147), (319, 4004), (364, 3509), (377, 3388), (406, 3146), (484, 2639), (572, 2233), (638, 2002), (754, 1694), (812, 1573), (847, 1508), (1001, 1276)]