16806545

素因数分解:

$5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1$

素因数の和:357

約数の個数: 32

約数和(自身を含む): 24576000

約数和(自身を除く): 7769455

約数列:

[1, 5, 7, 19, 35, 95, 127, 133, 199, 635, 665, 889, 995, 1393, 2413, 3781, 4445, 6965, 12065, 16891, 18905, 25273, 26467, 84455, 126365, 132335, 176911, 480187, 884555, 2400935, 3361309, 16806545]

約数ペア:

[(1, 16806545), (5, 3361309), (7, 2400935), (19, 884555), (35, 480187), (95, 176911), (127, 132335), (133, 126365), (199, 84455), (635, 26467), (665, 25273), (889, 18905), (995, 16891), (1393, 12065), (2413, 6965), (3781, 4445)]