7212705

素因数分解:

$3^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{1871}}^1$

素因数の和:2136

約数の個数: 16

約数和(自身を含む): 11591424

約数和(自身を除く): 4378719

約数列:

[1, 3, 5, 15, 257, 771, 1285, 1871, 3855, 5613, 9355, 28065, 480847, 1442541, 2404235, 7212705]

約数ペア:

[(1, 7212705), (3, 2404235), (5, 1442541), (15, 480847), (257, 28065), (771, 9355), (1285, 5613), (1871, 3855)]