1284256519

素因数分解:

$7^1\times {\mathrm{13}}^2\times {\mathrm{557}}^1\times {\mathrm{1949}}^1$

素因数の和:2539

約数の個数: 24

約数和(自身を含む): 1592978400

約数和(自身を除く): 308721881

約数列:

[1, 7, 13, 91, 169, 557, 1183, 1949, 3899, 7241, 13643, 25337, 50687, 94133, 177359, 329381, 658931, 1085593, 2305667, 7599151, 14112709, 98788963, 183465217, 1284256519]

約数ペア:

[(1, 1284256519), (7, 183465217), (13, 98788963), (91, 14112709), (169, 7599151), (557, 2305667), (1183, 1085593), (1949, 658931), (3899, 329381), (7241, 177359), (13643, 94133), (25337, 50687)]