225171921

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{263}}^1\times {\mathrm{757}}^1$

素因数の和:1065

約数の個数: 32

約数和(自身を含む): 336188160

約数和(自身を除く): 111016239

約数列:

[1, 3, 13, 29, 39, 87, 263, 377, 757, 789, 1131, 2271, 3419, 7627, 9841, 10257, 21953, 22881, 29523, 65859, 99151, 199091, 285389, 297453, 597273, 856167, 2588183, 5773639, 7764549, 17320917, 75057307, 225171921]

約数ペア:

[(1, 225171921), (3, 75057307), (13, 17320917), (29, 7764549), (39, 5773639), (87, 2588183), (263, 856167), (377, 597273), (757, 297453), (789, 285389), (1131, 199091), (2271, 99151), (3419, 65859), (7627, 29523), (9841, 22881), (10257, 21953)]