27990564

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{181}}^1\times {\mathrm{263}}^1$

素因数の和:465

約数の個数: 72

約数和(自身を含む): 76684608

約数和(自身を除く): 48694044

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 181, 196, 263, 294, 362, 526, 543, 588, 724, 789, 1052, 1086, 1267, 1578, 1841, 2172, 2534, 3156, 3682, 3801, 5068, 5523, 7364, 7602, 8869, 11046, 12887, 15204, 17738, 22092, 25774, 26607, 35476, 38661, 47603, 51548, 53214, 77322, 95206, 106428, 142809, 154644, 190412, 285618, 333221, 571236, 666442, 999663, 1332884, 1999326, 2332547, 3998652, 4665094, 6997641, 9330188, 13995282, 27990564]

約数ペア:

[(1, 27990564), (2, 13995282), (3, 9330188), (4, 6997641), (6, 4665094), (7, 3998652), (12, 2332547), (14, 1999326), (21, 1332884), (28, 999663), (42, 666442), (49, 571236), (84, 333221), (98, 285618), (147, 190412), (181, 154644), (196, 142809), (263, 106428), (294, 95206), (362, 77322), (526, 53214), (543, 51548), (588, 47603), (724, 38661), (789, 35476), (1052, 26607), (1086, 25774), (1267, 22092), (1578, 17738), (1841, 15204), (2172, 12887), (2534, 11046), (3156, 8869), (3682, 7602), (3801, 7364), (5068, 5523)]