207619539

素因数分解:

$3^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{239}}^1$

素因数の和:451

約数の個数: 32

約数和(自身を含む): 291409920

約数和(自身を除く): 83790381

約数列:

[1, 3, 47, 61, 101, 141, 183, 239, 303, 717, 2867, 4747, 6161, 8601, 11233, 14241, 14579, 18483, 24139, 33699, 43737, 72417, 289567, 685213, 868701, 1134533, 1472479, 2055639, 3403599, 4417437, 69206513, 207619539]

約数ペア:

[(1, 207619539), (3, 69206513), (47, 4417437), (61, 3403599), (101, 2055639), (141, 1472479), (183, 1134533), (239, 868701), (303, 685213), (717, 289567), (2867, 72417), (4747, 43737), (6161, 33699), (8601, 24139), (11233, 18483), (14241, 14579)]