12492011

素因数分解:

$7^2\times {\mathrm{29}}^1\times {\mathrm{59}}^1\times {\mathrm{149}}^1$

素因数の和:251

約数の個数: 24

約数和(自身を含む): 15390000

約数和(自身を除く): 2897989

約数列:

[1, 7, 29, 49, 59, 149, 203, 413, 1043, 1421, 1711, 2891, 4321, 7301, 8791, 11977, 30247, 61537, 83839, 211729, 254939, 430759, 1784573, 12492011]

約数ペア:

[(1, 12492011), (7, 1784573), (29, 430759), (49, 254939), (59, 211729), (149, 83839), (203, 61537), (413, 30247), (1043, 11977), (1421, 8791), (1711, 7301), (2891, 4321)]