20162080911

素因数分解:

$3^1\times 7^3\times {\mathrm{41}}^1\times {\mathrm{477899}}^1$

素因数の和:477964

約数の個数: 32

約数和(自身を含む): 32114880000

約数和(自身を除く): 11952799089

約数列:

[1, 3, 7, 21, 41, 49, 123, 147, 287, 343, 861, 1029, 2009, 6027, 14063, 42189, 477899, 1433697, 3345293, 10035879, 19593859, 23417051, 58781577, 70251153, 137157013, 163919357, 411471039, 491758071, 960099091, 2880297273, 6720693637, 20162080911]

約数ペア:

[(1, 20162080911), (3, 6720693637), (7, 2880297273), (21, 960099091), (41, 491758071), (49, 411471039), (123, 163919357), (147, 137157013), (287, 70251153), (343, 58781577), (861, 23417051), (1029, 19593859), (2009, 10035879), (6027, 3345293), (14063, 1433697), (42189, 477899)]