628858985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{67}}^1\times {\mathrm{4801}}^1$

素因数の和:4913

約数の個数: 32

約数和(自身を含む): 846381312

約数和(自身を除く): 217522327

約数列:

[1, 5, 17, 23, 67, 85, 115, 335, 391, 1139, 1541, 1955, 4801, 5695, 7705, 24005, 26197, 81617, 110423, 130985, 321667, 408085, 552115, 1608335, 1877191, 5468339, 7398341, 9385955, 27341695, 36991705, 125771797, 628858985]

約数ペア:

[(1, 628858985), (5, 125771797), (17, 36991705), (23, 27341695), (67, 9385955), (85, 7398341), (115, 5468339), (335, 1877191), (391, 1608335), (1139, 552115), (1541, 408085), (1955, 321667), (4801, 130985), (5695, 110423), (7705, 81617), (24005, 26197)]