28480755

素因数分解:

$3^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{233}}^1\times {\mathrm{281}}^1$

素因数の和:551

約数の個数: 32

約数和(自身を含む): 47511360

約数和(自身を除く): 19030605

約数列:

[1, 3, 5, 15, 29, 87, 145, 233, 281, 435, 699, 843, 1165, 1405, 3495, 4215, 6757, 8149, 20271, 24447, 33785, 40745, 65473, 101355, 122235, 196419, 327365, 982095, 1898717, 5696151, 9493585, 28480755]

約数ペア:

[(1, 28480755), (3, 9493585), (5, 5696151), (15, 1898717), (29, 982095), (87, 327365), (145, 196419), (233, 122235), (281, 101355), (435, 65473), (699, 40745), (843, 33785), (1165, 24447), (1405, 20271), (3495, 8149), (4215, 6757)]