209426574

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{1237}}^1$

素因数の和:1417

約数の個数: 64

約数和(自身を含む): 499161600

約数和(自身を除く): 289735026

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 58, 87, 139, 174, 203, 278, 406, 417, 609, 834, 973, 1218, 1237, 1946, 2474, 2919, 3711, 4031, 5838, 7422, 8062, 8659, 12093, 17318, 24186, 25977, 28217, 35873, 51954, 56434, 71746, 84651, 107619, 169302, 171943, 215238, 251111, 343886, 502222, 515829, 753333, 1031658, 1203601, 1506666, 2407202, 3610803, 4986347, 7221606, 9972694, 14959041, 29918082, 34904429, 69808858, 104713287, 209426574]

約数ペア:

[(1, 209426574), (2, 104713287), (3, 69808858), (6, 34904429), (7, 29918082), (14, 14959041), (21, 9972694), (29, 7221606), (42, 4986347), (58, 3610803), (87, 2407202), (139, 1506666), (174, 1203601), (203, 1031658), (278, 753333), (406, 515829), (417, 502222), (609, 343886), (834, 251111), (973, 215238), (1218, 171943), (1237, 169302), (1946, 107619), (2474, 84651), (2919, 71746), (3711, 56434), (4031, 51954), (5838, 35873), (7422, 28217), (8062, 25977), (8659, 24186), (12093, 17318)]