15728915

素因数分解:

$5^1\times {\mathrm{83}}^1\times {\mathrm{151}}^1\times {\mathrm{251}}^1$

素因数の和:490

約数の個数: 16

約数和(自身を含む): 19305216

約数和(自身を除く): 3576301

約数列:

[1, 5, 83, 151, 251, 415, 755, 1255, 12533, 20833, 37901, 62665, 104165, 189505, 3145783, 15728915]

約数ペア:

[(1, 15728915), (5, 3145783), (83, 189505), (151, 104165), (251, 62665), (415, 37901), (755, 20833), (1255, 12533)]