812812

素因数分解:

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

素因数の和:71

約数の個数: 72

約数和(自身を含む): 2010960

約数和(自身を除く): 1198148

約数列:

[1, 2, 4, 7, 11, 13, 14, 22, 26, 28, 29, 44, 49, 52, 58, 77, 91, 98, 116, 143, 154, 182, 196, 203, 286, 308, 319, 364, 377, 406, 539, 572, 637, 638, 754, 812, 1001, 1078, 1274, 1276, 1421, 1508, 2002, 2156, 2233, 2548, 2639, 2842, 4004, 4147, 4466, 5278, 5684, 7007, 8294, 8932, 10556, 14014, 15631, 16588, 18473, 28028, 29029, 31262, 36946, 58058, 62524, 73892, 116116, 203203, 406406, 812812]

約数ペア:

[(1, 812812), (2, 406406), (4, 203203), (7, 116116), (11, 73892), (13, 62524), (14, 58058), (22, 36946), (26, 31262), (28, 29029), (29, 28028), (44, 18473), (49, 16588), (52, 15631), (58, 14014), (77, 10556), (91, 8932), (98, 8294), (116, 7007), (143, 5684), (154, 5278), (182, 4466), (196, 4147), (203, 4004), (286, 2842), (308, 2639), (319, 2548), (364, 2233), (377, 2156), (406, 2002), (539, 1508), (572, 1421), (637, 1276), (638, 1274), (754, 1078), (812, 1001)]