207858049

素因数分解:

$7^2\times {\mathrm{61}}^1\times {\mathrm{197}}^1\times {\mathrm{353}}^1$

素因数の和:625

約数の個数: 24

約数和(自身を含む): 247705128

約数和(自身を除く): 39847079

約数列:

[1, 7, 49, 61, 197, 353, 427, 1379, 2471, 2989, 9653, 12017, 17297, 21533, 69541, 84119, 150731, 486787, 588833, 1055117, 3407509, 4242001, 29694007, 207858049]

約数ペア:

[(1, 207858049), (7, 29694007), (49, 4242001), (61, 3407509), (197, 1055117), (353, 588833), (427, 486787), (1379, 150731), (2471, 84119), (2989, 69541), (9653, 21533), (12017, 17297)]