30731265

素因数分解:

$3^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{11981}}^1$

素因数の和:12014

約数の個数: 32

約数和(自身を含む): 57513600

約数和(自身を除く): 26782335

約数列:

[1, 3, 5, 9, 15, 19, 27, 45, 57, 95, 135, 171, 285, 513, 855, 2565, 11981, 35943, 59905, 107829, 179715, 227639, 323487, 539145, 682917, 1138195, 1617435, 2048751, 3414585, 6146253, 10243755, 30731265]

約数ペア:

[(1, 30731265), (3, 10243755), (5, 6146253), (9, 3414585), (15, 2048751), (19, 1617435), (27, 1138195), (45, 682917), (57, 539145), (95, 323487), (135, 227639), (171, 179715), (285, 107829), (513, 59905), (855, 35943), (2565, 11981)]