12811125

素因数分解:

$3^1\times 5^3\times {\mathrm{127}}^1\times {\mathrm{269}}^1$

素因数の和:414

約数の個数: 32

約数和(自身を含む): 21565440

約数和(自身を除く): 8754315

約数列:

[1, 3, 5, 15, 25, 75, 125, 127, 269, 375, 381, 635, 807, 1345, 1905, 3175, 4035, 6725, 9525, 15875, 20175, 33625, 34163, 47625, 100875, 102489, 170815, 512445, 854075, 2562225, 4270375, 12811125]

約数ペア:

[(1, 12811125), (3, 4270375), (5, 2562225), (15, 854075), (25, 512445), (75, 170815), (125, 102489), (127, 100875), (269, 47625), (375, 34163), (381, 33625), (635, 20175), (807, 15875), (1345, 9525), (1905, 6725), (3175, 4035)]