78309308

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{71}}^1\times {\mathrm{3581}}^1$

素因数の和:3674

約数の個数: 48

約数和(自身を含む): 173311488

約数和(自身を除く): 95002180

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 71, 77, 142, 154, 284, 308, 497, 781, 994, 1562, 1988, 3124, 3581, 5467, 7162, 10934, 14324, 21868, 25067, 39391, 50134, 78782, 100268, 157564, 254251, 275737, 508502, 551474, 1017004, 1102948, 1779757, 2796761, 3559514, 5593522, 7119028, 11187044, 19577327, 39154654, 78309308]

約数ペア:

[(1, 78309308), (2, 39154654), (4, 19577327), (7, 11187044), (11, 7119028), (14, 5593522), (22, 3559514), (28, 2796761), (44, 1779757), (71, 1102948), (77, 1017004), (142, 551474), (154, 508502), (284, 275737), (308, 254251), (497, 157564), (781, 100268), (994, 78782), (1562, 50134), (1988, 39391), (3124, 25067), (3581, 21868), (5467, 14324), (7162, 10934)]