31143448

素因数分解:

$2^3\times 7^1\times {\mathrm{29}}^1\times {\mathrm{127}}^1\times {\mathrm{151}}^1$

素因数の和:320

約数の個数: 64

約数和(自身を含む): 70041600

約数和(自身を除く): 38898152

約数列:

[1, 2, 4, 7, 8, 14, 28, 29, 56, 58, 116, 127, 151, 203, 232, 254, 302, 406, 508, 604, 812, 889, 1016, 1057, 1208, 1624, 1778, 2114, 3556, 3683, 4228, 4379, 7112, 7366, 8456, 8758, 14732, 17516, 19177, 25781, 29464, 30653, 35032, 38354, 51562, 61306, 76708, 103124, 122612, 134239, 153416, 206248, 245224, 268478, 536956, 556133, 1073912, 1112266, 2224532, 3892931, 4449064, 7785862, 15571724, 31143448]

約数ペア:

[(1, 31143448), (2, 15571724), (4, 7785862), (7, 4449064), (8, 3892931), (14, 2224532), (28, 1112266), (29, 1073912), (56, 556133), (58, 536956), (116, 268478), (127, 245224), (151, 206248), (203, 153416), (232, 134239), (254, 122612), (302, 103124), (406, 76708), (508, 61306), (604, 51562), (812, 38354), (889, 35032), (1016, 30653), (1057, 29464), (1208, 25781), (1624, 19177), (1778, 17516), (2114, 14732), (3556, 8758), (3683, 8456), (4228, 7366), (4379, 7112)]