2228355

素因数分解:

$3^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{2153}}^1$

素因数の和:2187

約数の個数: 24

約数和(自身を含む): 4032288

約数和(自身を除く): 1803933

約数列:

[1, 3, 5, 9, 15, 23, 45, 69, 115, 207, 345, 1035, 2153, 6459, 10765, 19377, 32295, 49519, 96885, 148557, 247595, 445671, 742785, 2228355]

約数ペア:

[(1, 2228355), (3, 742785), (5, 445671), (9, 247595), (15, 148557), (23, 96885), (45, 49519), (69, 32295), (115, 19377), (207, 10765), (345, 6459), (1035, 2153)]