28770015

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{61871}}^1$

素因数の和:61910

約数の個数: 16

約数和(自身を含む): 47517696

約数和(自身を除く): 18747681

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 61871, 185613, 309355, 928065, 1918001, 5754003, 9590005, 28770015]

約数ペア:

[(1, 28770015), (3, 9590005), (5, 5754003), (15, 1918001), (31, 928065), (93, 309355), (155, 185613), (465, 61871)]