13012875

素因数分解:

$3^2\times 5^3\times {\mathrm{43}}^1\times {\mathrm{269}}^1$

素因数の和:333

約数の個数: 48

約数和(自身を含む): 24092640

約数和(自身を除く): 11079765

約数列:

[1, 3, 5, 9, 15, 25, 43, 45, 75, 125, 129, 215, 225, 269, 375, 387, 645, 807, 1075, 1125, 1345, 1935, 2421, 3225, 4035, 5375, 6725, 9675, 11567, 12105, 16125, 20175, 33625, 34701, 48375, 57835, 60525, 100875, 104103, 173505, 289175, 302625, 520515, 867525, 1445875, 2602575, 4337625, 13012875]

約数ペア:

[(1, 13012875), (3, 4337625), (5, 2602575), (9, 1445875), (15, 867525), (25, 520515), (43, 302625), (45, 289175), (75, 173505), (125, 104103), (129, 100875), (215, 60525), (225, 57835), (269, 48375), (375, 34701), (387, 33625), (645, 20175), (807, 16125), (1075, 12105), (1125, 11567), (1345, 9675), (1935, 6725), (2421, 5375), (3225, 4035)]