31328583

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{709}}^1$

素因数の和:839

約数の個数: 32

約数和(自身を含む): 49620480

約数和(自身を除く): 18291897

約数列:

[1, 3, 11, 13, 33, 39, 103, 143, 309, 429, 709, 1133, 1339, 2127, 3399, 4017, 7799, 9217, 14729, 23397, 27651, 44187, 73027, 101387, 219081, 304161, 803297, 949351, 2409891, 2848053, 10442861, 31328583]

約数ペア:

[(1, 31328583), (3, 10442861), (11, 2848053), (13, 2409891), (33, 949351), (39, 803297), (103, 304161), (143, 219081), (309, 101387), (429, 73027), (709, 44187), (1133, 27651), (1339, 23397), (2127, 14729), (3399, 9217), (4017, 7799)]