28975308

素因数分解:

$2^2\times 3^1\times {\mathrm{23}}^1\times {\mathrm{277}}^1\times {\mathrm{379}}^1$

素因数の和:686

約数の個数: 48

約数和(自身を含む): 70990080

約数和(自身を除く): 42014772

約数列:

[1, 2, 3, 4, 6, 12, 23, 46, 69, 92, 138, 276, 277, 379, 554, 758, 831, 1108, 1137, 1516, 1662, 2274, 3324, 4548, 6371, 8717, 12742, 17434, 19113, 25484, 26151, 34868, 38226, 52302, 76452, 104604, 104983, 209966, 314949, 419932, 629898, 1259796, 2414609, 4829218, 7243827, 9658436, 14487654, 28975308]

約数ペア:

[(1, 28975308), (2, 14487654), (3, 9658436), (4, 7243827), (6, 4829218), (12, 2414609), (23, 1259796), (46, 629898), (69, 419932), (92, 314949), (138, 209966), (276, 104983), (277, 104604), (379, 76452), (554, 52302), (758, 38226), (831, 34868), (1108, 26151), (1137, 25484), (1516, 19113), (1662, 17434), (2274, 12742), (3324, 8717), (4548, 6371)]