31028745

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{383}}^1\times {\mathrm{491}}^1$

素因数の和:893

約数の個数: 32

約数和(自身を含む): 54411264

約数和(自身を除く): 23382519

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 383, 491, 1149, 1473, 1915, 2455, 4213, 5401, 5745, 7365, 12639, 16203, 21065, 27005, 63195, 81015, 188053, 564159, 940265, 2068583, 2820795, 6205749, 10342915, 31028745]

約数ペア:

[(1, 31028745), (3, 10342915), (5, 6205749), (11, 2820795), (15, 2068583), (33, 940265), (55, 564159), (165, 188053), (383, 81015), (491, 63195), (1149, 27005), (1473, 21065), (1915, 16203), (2455, 12639), (4213, 7365), (5401, 5745)]