678802605

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{97}}^1\times {\mathrm{2111}}^1$

素因数の和:2246

約数の個数: 64

約数和(自身を含む): 1251790848

約数和(自身を除く): 572988243

約数列:

[1, 3, 5, 13, 15, 17, 39, 51, 65, 85, 97, 195, 221, 255, 291, 485, 663, 1105, 1261, 1455, 1649, 2111, 3315, 3783, 4947, 6305, 6333, 8245, 10555, 18915, 21437, 24735, 27443, 31665, 35887, 64311, 82329, 107185, 107661, 137215, 179435, 204767, 321555, 411645, 466531, 538305, 614301, 1023835, 1399593, 2332655, 2661971, 3071505, 3481039, 6997965, 7985913, 10443117, 13309855, 17405195, 39929565, 45253507, 52215585, 135760521, 226267535, 678802605]

約数ペア:

[(1, 678802605), (3, 226267535), (5, 135760521), (13, 52215585), (15, 45253507), (17, 39929565), (39, 17405195), (51, 13309855), (65, 10443117), (85, 7985913), (97, 6997965), (195, 3481039), (221, 3071505), (255, 2661971), (291, 2332655), (485, 1399593), (663, 1023835), (1105, 614301), (1261, 538305), (1455, 466531), (1649, 411645), (2111, 321555), (3315, 204767), (3783, 179435), (4947, 137215), (6305, 107661), (6333, 107185), (8245, 82329), (10555, 64311), (18915, 35887), (21437, 31665), (24735, 27443)]