279999027

素因数分解:

$3^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{23767}}^1$

素因数の和:23808

約数の個数: 48

約数和(自身を含む): 533924352

約数和(自身を除く): 253925325

約数列:

[1, 3, 7, 9, 11, 17, 21, 33, 51, 63, 77, 99, 119, 153, 187, 231, 357, 561, 693, 1071, 1309, 1683, 3927, 11781, 23767, 71301, 166369, 213903, 261437, 404039, 499107, 784311, 1212117, 1497321, 1830059, 2352933, 2828273, 3636351, 4444429, 5490177, 8484819, 13333287, 16470531, 25454457, 31111003, 39999861, 93333009, 279999027]

約数ペア:

[(1, 279999027), (3, 93333009), (7, 39999861), (9, 31111003), (11, 25454457), (17, 16470531), (21, 13333287), (33, 8484819), (51, 5490177), (63, 4444429), (77, 3636351), (99, 2828273), (119, 2352933), (153, 1830059), (187, 1497321), (231, 1212117), (357, 784311), (561, 499107), (693, 404039), (1071, 261437), (1309, 213903), (1683, 166369), (3927, 71301), (11781, 23767)]