81587235

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{467}}^1\times {\mathrm{613}}^1$

素因数の和:1107

約数の個数: 32

約数和(自身を含む): 137928960

約数和(自身を除く): 56341725

約数列:

[1, 3, 5, 15, 19, 57, 95, 285, 467, 613, 1401, 1839, 2335, 3065, 7005, 8873, 9195, 11647, 26619, 34941, 44365, 58235, 133095, 174705, 286271, 858813, 1431355, 4294065, 5439149, 16317447, 27195745, 81587235]

約数ペア:

[(1, 81587235), (3, 27195745), (5, 16317447), (15, 5439149), (19, 4294065), (57, 1431355), (95, 858813), (285, 286271), (467, 174705), (613, 133095), (1401, 58235), (1839, 44365), (2335, 34941), (3065, 26619), (7005, 11647), (8873, 9195)]