221190018

素因数分解:

$2^1\times 3^1\times 7^2\times {\mathrm{29}}^1\times {\mathrm{25943}}^1$

素因数の和:25991

約数の個数: 48

約数和(自身を含む): 532370880

約数和(自身を除く): 311180862

約数列:

[1, 2, 3, 6, 7, 14, 21, 29, 42, 49, 58, 87, 98, 147, 174, 203, 294, 406, 609, 1218, 1421, 2842, 4263, 8526, 25943, 51886, 77829, 155658, 181601, 363202, 544803, 752347, 1089606, 1271207, 1504694, 2257041, 2542414, 3813621, 4514082, 5266429, 7627242, 10532858, 15799287, 31598574, 36865003, 73730006, 110595009, 221190018]

約数ペア:

[(1, 221190018), (2, 110595009), (3, 73730006), (6, 36865003), (7, 31598574), (14, 15799287), (21, 10532858), (29, 7627242), (42, 5266429), (49, 4514082), (58, 3813621), (87, 2542414), (98, 2257041), (147, 1504694), (174, 1271207), (203, 1089606), (294, 752347), (406, 544803), (609, 363202), (1218, 181601), (1421, 155658), (2842, 77829), (4263, 51886), (8526, 25943)]