205986564

素因数分解:

$2^2\times 3^4\times 7^1\times {\mathrm{90823}}^1$

素因数の和:90846

約数の個数: 60

約数和(自身を含む): 615423424

約数和(自身を除く): 409436860

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 252, 324, 378, 567, 756, 1134, 2268, 90823, 181646, 272469, 363292, 544938, 635761, 817407, 1089876, 1271522, 1634814, 1907283, 2452221, 2543044, 3269628, 3814566, 4904442, 5721849, 7356663, 7629132, 9808884, 11443698, 14713326, 17165547, 22887396, 29426652, 34331094, 51496641, 68662188, 102993282, 205986564]

約数ペア:

[(1, 205986564), (2, 102993282), (3, 68662188), (4, 51496641), (6, 34331094), (7, 29426652), (9, 22887396), (12, 17165547), (14, 14713326), (18, 11443698), (21, 9808884), (27, 7629132), (28, 7356663), (36, 5721849), (42, 4904442), (54, 3814566), (63, 3269628), (81, 2543044), (84, 2452221), (108, 1907283), (126, 1634814), (162, 1271522), (189, 1089876), (252, 817407), (324, 635761), (378, 544938), (567, 363292), (756, 272469), (1134, 181646), (2268, 90823)]