420419902

素因数分解:

$2^1\times 7^4\times {\mathrm{29}}^1\times {\mathrm{3019}}^1$

素因数の和:3078

約数の個数: 40

約数和(自身を含む): 761311800

約数和(自身を除く): 340891898

約数列:

[1, 2, 7, 14, 29, 49, 58, 98, 203, 343, 406, 686, 1421, 2401, 2842, 3019, 4802, 6038, 9947, 19894, 21133, 42266, 69629, 87551, 139258, 147931, 175102, 295862, 612857, 1035517, 1225714, 2071034, 4289999, 7248619, 8579998, 14497238, 30029993, 60059986, 210209951, 420419902]

約数ペア:

[(1, 420419902), (2, 210209951), (7, 60059986), (14, 30029993), (29, 14497238), (49, 8579998), (58, 7248619), (98, 4289999), (203, 2071034), (343, 1225714), (406, 1035517), (686, 612857), (1421, 295862), (2401, 175102), (2842, 147931), (3019, 139258), (4802, 87551), (6038, 69629), (9947, 42266), (19894, 21133)]