1231531

素因数分解:

$7^1\times {\mathrm{17}}^1\times {\mathrm{79}}^1\times {\mathrm{131}}^1$

素因数の和:234

約数の個数: 16

約数和(自身を含む): 1520640

約数和(自身を除く): 289109

約数列:

[1, 7, 17, 79, 119, 131, 553, 917, 1343, 2227, 9401, 10349, 15589, 72443, 175933, 1231531]

約数ペア:

[(1, 1231531), (7, 175933), (17, 72443), (79, 15589), (119, 10349), (131, 9401), (553, 2227), (917, 1343)]