253201715

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{79}}^1\times {\mathrm{3793}}^1$

素因数の和:3903

約数の個数: 24

約数和(自身を含む): 333264960

約数和(自身を除く): 80063245

約数列:

[1, 5, 13, 65, 79, 169, 395, 845, 1027, 3793, 5135, 13351, 18965, 49309, 66755, 246545, 299647, 641017, 1498235, 3205085, 3895411, 19477055, 50640343, 253201715]

約数ペア:

[(1, 253201715), (5, 50640343), (13, 19477055), (65, 3895411), (79, 3205085), (169, 1498235), (395, 641017), (845, 299647), (1027, 246545), (3793, 66755), (5135, 49309), (13351, 18965)]