201000807

素因数分解:

$3^2\times 7^1\times {\mathrm{31}}^1\times {\mathrm{101}}^1\times {\mathrm{1019}}^1$

素因数の和:1164

約数の個数: 48

約数和(自身を含む): 346245120

約数和(自身を除く): 145244313

約数列:

[1, 3, 7, 9, 21, 31, 63, 93, 101, 217, 279, 303, 651, 707, 909, 1019, 1953, 2121, 3057, 3131, 6363, 7133, 9171, 9393, 21399, 21917, 28179, 31589, 64197, 65751, 94767, 102919, 197253, 221123, 284301, 308757, 663369, 720433, 926271, 1990107, 2161299, 3190489, 6483897, 9571467, 22333423, 28714401, 67000269, 201000807]

約数ペア:

[(1, 201000807), (3, 67000269), (7, 28714401), (9, 22333423), (21, 9571467), (31, 6483897), (63, 3190489), (93, 2161299), (101, 1990107), (217, 926271), (279, 720433), (303, 663369), (651, 308757), (707, 284301), (909, 221123), (1019, 197253), (1953, 102919), (2121, 94767), (3057, 65751), (3131, 64197), (6363, 31589), (7133, 28179), (9171, 21917), (9393, 21399)]