621567254

素因数分解:

$2^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{30347}}^1$

素因数の和:30393

約数の個数: 48

約数和(自身を含む): 1245481920

約数和(自身を除く): 623914666

約数列:

[1, 2, 7, 11, 14, 19, 22, 38, 49, 77, 98, 133, 154, 209, 266, 418, 539, 931, 1078, 1463, 1862, 2926, 10241, 20482, 30347, 60694, 212429, 333817, 424858, 576593, 667634, 1153186, 1487003, 2336719, 2974006, 4036151, 4673438, 6342523, 8072302, 12685046, 16357033, 28253057, 32714066, 44397661, 56506114, 88795322, 310783627, 621567254]

約数ペア:

[(1, 621567254), (2, 310783627), (7, 88795322), (11, 56506114), (14, 44397661), (19, 32714066), (22, 28253057), (38, 16357033), (49, 12685046), (77, 8072302), (98, 6342523), (133, 4673438), (154, 4036151), (209, 2974006), (266, 2336719), (418, 1487003), (539, 1153186), (931, 667634), (1078, 576593), (1463, 424858), (1862, 333817), (2926, 212429), (10241, 60694), (20482, 30347)]