394822743

素因数分解:

$3^1\times 7^2\times {\mathrm{41}}^1\times {\mathrm{109}}^1\times {\mathrm{601}}^1$

素因数の和:768

約数の個数: 48

約数和(自身を含む): 634122720

約数和(自身を除く): 239299977

約数列:

[1, 3, 7, 21, 41, 49, 109, 123, 147, 287, 327, 601, 763, 861, 1803, 2009, 2289, 4207, 4469, 5341, 6027, 12621, 13407, 16023, 24641, 29449, 31283, 65509, 73923, 88347, 93849, 172487, 196527, 218981, 458563, 517461, 656943, 1207409, 1375689, 2685869, 3209941, 3622227, 8057607, 9629823, 18801083, 56403249, 131607581, 394822743]

約数ペア:

[(1, 394822743), (3, 131607581), (7, 56403249), (21, 18801083), (41, 9629823), (49, 8057607), (109, 3622227), (123, 3209941), (147, 2685869), (287, 1375689), (327, 1207409), (601, 656943), (763, 517461), (861, 458563), (1803, 218981), (2009, 196527), (2289, 172487), (4207, 93849), (4469, 88347), (5341, 73923), (6027, 65509), (12621, 31283), (13407, 29449), (16023, 24641)]