778822564

素因数分解:

$2^2\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{271}}^1\times {\mathrm{3251}}^1$

素因数の和:3556

約数の個数: 48

約数和(自身を含む): 1560335616

約数和(自身を除く): 781513052

約数列:

[1, 2, 4, 13, 17, 26, 34, 52, 68, 221, 271, 442, 542, 884, 1084, 3251, 3523, 4607, 6502, 7046, 9214, 13004, 14092, 18428, 42263, 55267, 59891, 84526, 110534, 119782, 169052, 221068, 239564, 718471, 881021, 1436942, 1762042, 2873884, 3524084, 11453273, 14977357, 22906546, 29954714, 45813092, 59909428, 194705641, 389411282, 778822564]

約数ペア:

[(1, 778822564), (2, 389411282), (4, 194705641), (13, 59909428), (17, 45813092), (26, 29954714), (34, 22906546), (52, 14977357), (68, 11453273), (221, 3524084), (271, 2873884), (442, 1762042), (542, 1436942), (884, 881021), (1084, 718471), (3251, 239564), (3523, 221068), (4607, 169052), (6502, 119782), (7046, 110534), (9214, 84526), (13004, 59891), (14092, 55267), (18428, 42263)]