39878865

素因数分解:

$3^3\times 5^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{733}}^1$

素因数の和:791

約数の個数: 64

約数和(自身を含む): 78919680

約数和(自身を除く): 39040815

約数列:

[1, 3, 5, 9, 13, 15, 27, 31, 39, 45, 65, 93, 117, 135, 155, 195, 279, 351, 403, 465, 585, 733, 837, 1209, 1395, 1755, 2015, 2199, 3627, 3665, 4185, 6045, 6597, 9529, 10881, 10995, 18135, 19791, 22723, 28587, 32985, 47645, 54405, 68169, 85761, 98955, 113615, 142935, 204507, 257283, 295399, 340845, 428805, 613521, 886197, 1022535, 1286415, 1476995, 2658591, 3067605, 4430985, 7975773, 13292955, 39878865]

約数ペア:

[(1, 39878865), (3, 13292955), (5, 7975773), (9, 4430985), (13, 3067605), (15, 2658591), (27, 1476995), (31, 1286415), (39, 1022535), (45, 886197), (65, 613521), (93, 428805), (117, 340845), (135, 295399), (155, 257283), (195, 204507), (279, 142935), (351, 113615), (403, 98955), (465, 85761), (585, 68169), (733, 54405), (837, 47645), (1209, 32985), (1395, 28587), (1755, 22723), (2015, 19791), (2199, 18135), (3627, 10995), (3665, 10881), (4185, 9529), (6045, 6597)]