201428227

素因数分解:

$7^1\times {\mathrm{11}}^1\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{673}}^1$

素因数の和:740

約数の個数: 48

約数和(自身を含む): 284179968

約数和(自身を除く): 82751741

約数列:

[1, 7, 11, 13, 23, 77, 91, 143, 161, 169, 253, 299, 673, 1001, 1183, 1771, 1859, 2093, 3289, 3887, 4711, 7403, 8749, 13013, 15479, 23023, 27209, 42757, 51821, 61243, 96239, 108353, 113737, 170269, 201227, 299299, 673673, 796159, 1191883, 1251107, 1408589, 2213497, 2615951, 8757749, 15494479, 18311657, 28775461, 201428227]

約数ペア:

[(1, 201428227), (7, 28775461), (11, 18311657), (13, 15494479), (23, 8757749), (77, 2615951), (91, 2213497), (143, 1408589), (161, 1251107), (169, 1191883), (253, 796159), (299, 673673), (673, 299299), (1001, 201227), (1183, 170269), (1771, 113737), (1859, 108353), (2093, 96239), (3289, 61243), (3887, 51821), (4711, 42757), (7403, 27209), (8749, 23023), (13013, 15479)]