81967802

素因数分解:

$2^1\times 7^1\times {\mathrm{37}}^1\times {\mathrm{229}}^1\times {\mathrm{691}}^1$

素因数の和:966

約数の個数: 32

約数和(自身を含む): 145153920

約数和(自身を除く): 63186118

約数列:

[1, 2, 7, 14, 37, 74, 229, 259, 458, 518, 691, 1382, 1603, 3206, 4837, 8473, 9674, 16946, 25567, 51134, 59311, 118622, 158239, 178969, 316478, 357938, 1107673, 2215346, 5854843, 11709686, 40983901, 81967802]

約数ペア:

[(1, 81967802), (2, 40983901), (7, 11709686), (14, 5854843), (37, 2215346), (74, 1107673), (229, 357938), (259, 316478), (458, 178969), (518, 158239), (691, 118622), (1382, 59311), (1603, 51134), (3206, 25567), (4837, 16946), (8473, 9674)]