12681015

素因数分解:

$3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{27271}}^1$

素因数の和:27310

約数の個数: 16

約数和(自身を含む): 20944896

約数和(自身を除く): 8263881

約数列:

[1, 3, 5, 15, 31, 93, 155, 465, 27271, 81813, 136355, 409065, 845401, 2536203, 4227005, 12681015]

約数ペア:

[(1, 12681015), (3, 4227005), (5, 2536203), (15, 845401), (31, 409065), (93, 136355), (155, 81813), (465, 27271)]