201958617

素因数分解:

$3^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{4261}}^1$

素因数の和:4369

約数の個数: 32

約数和(自身を含む): 321320704

約数和(自身を除く): 119362087

約数列:

[1, 3, 7, 21, 37, 61, 111, 183, 259, 427, 777, 1281, 2257, 4261, 6771, 12783, 15799, 29827, 47397, 89481, 157657, 259921, 472971, 779763, 1103599, 1819447, 3310797, 5458341, 9617077, 28851231, 67319539, 201958617]

約数ペア:

[(1, 201958617), (3, 67319539), (7, 28851231), (21, 9617077), (37, 5458341), (61, 3310797), (111, 1819447), (183, 1103599), (259, 779763), (427, 472971), (777, 259921), (1281, 157657), (2257, 89481), (4261, 47397), (6771, 29827), (12783, 15799)]