520039359

素因数分解:

$3^4\times 7^1\times {\mathrm{607}}^1\times {\mathrm{1511}}^1$

素因数の和:2137

約数の個数: 40

約数和(自身を含む): 889878528

約数和(自身を除く): 369839169

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 567, 607, 1511, 1821, 4249, 4533, 5463, 10577, 12747, 13599, 16389, 31731, 38241, 40797, 49167, 95193, 114723, 122391, 285579, 344169, 856737, 917177, 2751531, 6420239, 8254593, 19260717, 24763779, 57782151, 74291337, 173346453, 520039359]

約数ペア:

[(1, 520039359), (3, 173346453), (7, 74291337), (9, 57782151), (21, 24763779), (27, 19260717), (63, 8254593), (81, 6420239), (189, 2751531), (567, 917177), (607, 856737), (1511, 344169), (1821, 285579), (4249, 122391), (4533, 114723), (5463, 95193), (10577, 49167), (12747, 40797), (13599, 38241), (16389, 31731)]