338432005

素因数分解:

$5^1\times {\mathrm{17}}^3\times {\mathrm{23}}^1\times {\mathrm{599}}^1$

素因数の和:678

約数の個数: 32

約数和(自身を含む): 451008000

約数和(自身を除く): 112575995

約数列:

[1, 5, 17, 23, 85, 115, 289, 391, 599, 1445, 1955, 2995, 4913, 6647, 10183, 13777, 24565, 33235, 50915, 68885, 112999, 173111, 234209, 564995, 865555, 1171045, 2942887, 3981553, 14714435, 19907765, 67686401, 338432005]

約数ペア:

[(1, 338432005), (5, 67686401), (17, 19907765), (23, 14714435), (85, 3981553), (115, 2942887), (289, 1171045), (391, 865555), (599, 564995), (1445, 234209), (1955, 173111), (2995, 112999), (4913, 68885), (6647, 50915), (10183, 33235), (13777, 24565)]