207265581

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{677}}^1$

素因数の和:755

約数の個数: 64

約数和(自身を含む): 351475200

約数和(自身を除く): 144209619

約数列:

[1, 3, 9, 17, 23, 27, 29, 51, 69, 87, 153, 207, 261, 391, 459, 493, 621, 667, 677, 783, 1173, 1479, 2001, 2031, 3519, 4437, 6003, 6093, 10557, 11339, 11509, 13311, 15571, 18009, 18279, 19633, 34017, 34527, 46713, 58899, 102051, 103581, 140139, 176697, 264707, 306153, 310743, 333761, 420417, 451559, 530091, 794121, 1001283, 1354677, 2382363, 3003849, 4064031, 7147089, 7676503, 9011547, 12192093, 23029509, 69088527, 207265581]

約数ペア:

[(1, 207265581), (3, 69088527), (9, 23029509), (17, 12192093), (23, 9011547), (27, 7676503), (29, 7147089), (51, 4064031), (69, 3003849), (87, 2382363), (153, 1354677), (207, 1001283), (261, 794121), (391, 530091), (459, 451559), (493, 420417), (621, 333761), (667, 310743), (677, 306153), (783, 264707), (1173, 176697), (1479, 140139), (2001, 103581), (2031, 102051), (3519, 58899), (4437, 46713), (6003, 34527), (6093, 34017), (10557, 19633), (11339, 18279), (11509, 18009), (13311, 15571)]