39890508

素因数分解:

$2^2\times 3^1\times 7^2\times {\mathrm{179}}^1\times {\mathrm{379}}^1$

素因数の和:579

約数の個数: 72

約数和(自身を含む): 109166400

約数和(自身を除く): 69275892

約数列:

[1, 2, 3, 4, 6, 7, 12, 14, 21, 28, 42, 49, 84, 98, 147, 179, 196, 294, 358, 379, 537, 588, 716, 758, 1074, 1137, 1253, 1516, 2148, 2274, 2506, 2653, 3759, 4548, 5012, 5306, 7518, 7959, 8771, 10612, 15036, 15918, 17542, 18571, 26313, 31836, 35084, 37142, 52626, 55713, 67841, 74284, 105252, 111426, 135682, 203523, 222852, 271364, 407046, 474887, 814092, 949774, 1424661, 1899548, 2849322, 3324209, 5698644, 6648418, 9972627, 13296836, 19945254, 39890508]

約数ペア:

[(1, 39890508), (2, 19945254), (3, 13296836), (4, 9972627), (6, 6648418), (7, 5698644), (12, 3324209), (14, 2849322), (21, 1899548), (28, 1424661), (42, 949774), (49, 814092), (84, 474887), (98, 407046), (147, 271364), (179, 222852), (196, 203523), (294, 135682), (358, 111426), (379, 105252), (537, 74284), (588, 67841), (716, 55713), (758, 52626), (1074, 37142), (1137, 35084), (1253, 31836), (1516, 26313), (2148, 18571), (2274, 17542), (2506, 15918), (2653, 15036), (3759, 10612), (4548, 8771), (5012, 7959), (5306, 7518)]