253406793965

素因数分解:

$5^1\times {\mathrm{13}}^2\times {\mathrm{43}}^1\times {\mathrm{6974179}}^1$

素因数の和:6974253

約数の個数: 24

約数和(自身を含む): 336936584160

約数和(自身を除く): 83529790195

約数列:

[1, 5, 13, 43, 65, 169, 215, 559, 845, 2795, 7267, 36335, 6974179, 34870895, 90664327, 299889697, 453321635, 1178636251, 1499448485, 3898566061, 5893181255, 19492830305, 50681358793, 253406793965]

約数ペア:

[(1, 253406793965), (5, 50681358793), (13, 19492830305), (43, 5893181255), (65, 3898566061), (169, 1499448485), (215, 1178636251), (559, 453321635), (845, 299889697), (2795, 90664327), (7267, 34870895), (36335, 6974179)]