724749987

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{331}}^1\times {\mathrm{2441}}^1$

素因数の和:2811

約数の個数: 32

約数和(自身を含む): 1089639936

約数和(自身を除く): 364889949

約数列:

[1, 3, 13, 23, 39, 69, 299, 331, 897, 993, 2441, 4303, 7323, 7613, 12909, 22839, 31733, 56143, 95199, 98969, 168429, 296907, 729859, 807971, 2189577, 2423913, 10503623, 18583333, 31510869, 55749999, 241583329, 724749987]

約数ペア:

[(1, 724749987), (3, 241583329), (13, 55749999), (23, 31510869), (39, 18583333), (69, 10503623), (299, 2423913), (331, 2189577), (897, 807971), (993, 729859), (2441, 296907), (4303, 168429), (7323, 98969), (7613, 95199), (12909, 56143), (22839, 31733)]