28858545

素因数分解:

$3^3\times 5^1\times {\mathrm{241}}^1\times {\mathrm{887}}^1$

素因数の和:1142

約数の個数: 32

約数和(自身を含む): 51575040

約数和(自身を除く): 22716495

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 241, 723, 887, 1205, 2169, 2661, 3615, 4435, 6507, 7983, 10845, 13305, 23949, 32535, 39915, 119745, 213767, 641301, 1068835, 1923903, 3206505, 5771709, 9619515, 28858545]

約数ペア:

[(1, 28858545), (3, 9619515), (5, 5771709), (9, 3206505), (15, 1923903), (27, 1068835), (45, 641301), (135, 213767), (241, 119745), (723, 39915), (887, 32535), (1205, 23949), (2169, 13305), (2661, 10845), (3615, 7983), (4435, 6507)]