27778114

素因数分解:

$2^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{29}}^1\times {\mathrm{277}}^1$

素因数の和:347

約数の個数: 64

約数和(自身を含む): 56044800

約数和(自身を除く): 28266686

約数列:

[1, 2, 7, 13, 14, 19, 26, 29, 38, 58, 91, 133, 182, 203, 247, 266, 277, 377, 406, 494, 551, 554, 754, 1102, 1729, 1939, 2639, 3458, 3601, 3857, 3878, 5263, 5278, 7163, 7202, 7714, 8033, 10526, 14326, 16066, 25207, 36841, 50141, 50414, 56231, 68419, 73682, 100282, 104429, 112462, 136838, 152627, 208858, 305254, 478933, 731003, 957866, 1068389, 1462006, 1984151, 2136778, 3968302, 13889057, 27778114]

約数ペア:

[(1, 27778114), (2, 13889057), (7, 3968302), (13, 2136778), (14, 1984151), (19, 1462006), (26, 1068389), (29, 957866), (38, 731003), (58, 478933), (91, 305254), (133, 208858), (182, 152627), (203, 136838), (247, 112462), (266, 104429), (277, 100282), (377, 73682), (406, 68419), (494, 56231), (551, 50414), (554, 50141), (754, 36841), (1102, 25207), (1729, 16066), (1939, 14326), (2639, 10526), (3458, 8033), (3601, 7714), (3857, 7202), (3878, 7163), (5263, 5278)]