12690951

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{229}}^1$

素因数の和:288

約数の個数: 48

約数和(自身を含む): 22024800

約数和(自身を除く): 9333849

約数列:

[1, 3, 7, 13, 21, 29, 39, 49, 87, 91, 147, 203, 229, 273, 377, 609, 637, 687, 1131, 1421, 1603, 1911, 2639, 2977, 4263, 4809, 6641, 7917, 8931, 11221, 18473, 19923, 20839, 33663, 46487, 55419, 62517, 86333, 139461, 145873, 258999, 325409, 437619, 604331, 976227, 1812993, 4230317, 12690951]

約数ペア:

[(1, 12690951), (3, 4230317), (7, 1812993), (13, 976227), (21, 604331), (29, 437619), (39, 325409), (49, 258999), (87, 145873), (91, 139461), (147, 86333), (203, 62517), (229, 55419), (273, 46487), (377, 33663), (609, 20839), (637, 19923), (687, 18473), (1131, 11221), (1421, 8931), (1603, 7917), (1911, 6641), (2639, 4809), (2977, 4263)]