520075917

素因数分解:

$3^3\times {\mathrm{17}}^1\times {\mathrm{223}}^1\times {\mathrm{5081}}^1$

素因数の和:5330

約数の個数: 32

約数和(自身を含む): 819624960

約数和(自身を除く): 299549043

約数列:

[1, 3, 9, 17, 27, 51, 153, 223, 459, 669, 2007, 3791, 5081, 6021, 11373, 15243, 34119, 45729, 86377, 102357, 137187, 259131, 777393, 1133063, 2332179, 3399189, 10197567, 19262071, 30592701, 57786213, 173358639, 520075917]

約数ペア:

[(1, 520075917), (3, 173358639), (9, 57786213), (17, 30592701), (27, 19262071), (51, 10197567), (153, 3399189), (223, 2332179), (459, 1133063), (669, 777393), (2007, 259131), (3791, 137187), (5081, 102357), (6021, 86377), (11373, 45729), (15243, 34119)]