27212890

素因数分解:

$2^1\times 5^1\times {\mathrm{1427}}^1\times {\mathrm{1907}}^1$

素因数の和:3341

約数の個数: 16

約数和(自身を含む): 49043232

約数和(自身を除く): 21830342

約数列:

[1, 2, 5, 10, 1427, 1907, 2854, 3814, 7135, 9535, 14270, 19070, 2721289, 5442578, 13606445, 27212890]

約数ペア:

[(1, 27212890), (2, 13606445), (5, 5442578), (10, 2721289), (1427, 19070), (1907, 14270), (2854, 9535), (3814, 7135)]