2604555

素因数分解:

$3^4\times 5^1\times {\mathrm{59}}^1\times {\mathrm{109}}^1$

素因数の和:185

約数の個数: 40

約数和(自身を含む): 4791600

約数和(自身を除く): 2187045

約数列:

[1, 3, 5, 9, 15, 27, 45, 59, 81, 109, 135, 177, 295, 327, 405, 531, 545, 885, 981, 1593, 1635, 2655, 2943, 4779, 4905, 6431, 7965, 8829, 14715, 19293, 23895, 32155, 44145, 57879, 96465, 173637, 289395, 520911, 868185, 2604555]

約数ペア:

[(1, 2604555), (3, 868185), (5, 520911), (9, 289395), (15, 173637), (27, 96465), (45, 57879), (59, 44145), (81, 32155), (109, 23895), (135, 19293), (177, 14715), (295, 8829), (327, 7965), (405, 6431), (531, 4905), (545, 4779), (885, 2943), (981, 2655), (1593, 1635)]