25602993

素因数分解:

$3^3\times {\mathrm{13}}^2\times {\mathrm{31}}^1\times {\mathrm{181}}^1$

素因数の和:247

約数の個数: 48

約数和(自身を含む): 42631680

約数和(自身を除く): 17028687

約数列:

[1, 3, 9, 13, 27, 31, 39, 93, 117, 169, 181, 279, 351, 403, 507, 543, 837, 1209, 1521, 1629, 2353, 3627, 4563, 4887, 5239, 5611, 7059, 10881, 15717, 16833, 21177, 30589, 47151, 50499, 63531, 72943, 91767, 141453, 151497, 218829, 275301, 656487, 825903, 948259, 1969461, 2844777, 8534331, 25602993]

約数ペア:

[(1, 25602993), (3, 8534331), (9, 2844777), (13, 1969461), (27, 948259), (31, 825903), (39, 656487), (93, 275301), (117, 218829), (169, 151497), (181, 141453), (279, 91767), (351, 72943), (403, 63531), (507, 50499), (543, 47151), (837, 30589), (1209, 21177), (1521, 16833), (1629, 15717), (2353, 10881), (3627, 7059), (4563, 5611), (4887, 5239)]