198797313

素因数分解:

$3^1\times {\mathrm{11}}^2\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{409}}^1$

素因数の和:550

約数の個数: 48

約数和(自身を含む): 317582720

約数和(自身を除く): 118785407

約数列:

[1, 3, 11, 13, 33, 39, 103, 121, 143, 309, 363, 409, 429, 1133, 1227, 1339, 1573, 3399, 4017, 4499, 4719, 5317, 12463, 13497, 14729, 15951, 37389, 42127, 44187, 49489, 58487, 126381, 148467, 162019, 175461, 463397, 486057, 547651, 643357, 1390191, 1642953, 1930071, 5097367, 6024161, 15292101, 18072483, 66265771, 198797313]

約数ペア:

[(1, 198797313), (3, 66265771), (11, 18072483), (13, 15292101), (33, 6024161), (39, 5097367), (103, 1930071), (121, 1642953), (143, 1390191), (309, 643357), (363, 547651), (409, 486057), (429, 463397), (1133, 175461), (1227, 162019), (1339, 148467), (1573, 126381), (3399, 58487), (4017, 49489), (4499, 44187), (4719, 42127), (5317, 37389), (12463, 15951), (13497, 14729)]