645753528

素因数分解:

$2^3\times 3^2\times 7^1\times {\mathrm{1281257}}^1$

素因数の和:1281276

約数の個数: 48

約数和(自身を含む): 1998762480

約数和(自身を除く): 1353008952

約数列:

[1, 2, 3, 4, 6, 7, 8, 9, 12, 14, 18, 21, 24, 28, 36, 42, 56, 63, 72, 84, 126, 168, 252, 504, 1281257, 2562514, 3843771, 5125028, 7687542, 8968799, 10250056, 11531313, 15375084, 17937598, 23062626, 26906397, 30750168, 35875196, 46125252, 53812794, 71750392, 80719191, 92250504, 107625588, 161438382, 215251176, 322876764, 645753528]

約数ペア:

[(1, 645753528), (2, 322876764), (3, 215251176), (4, 161438382), (6, 107625588), (7, 92250504), (8, 80719191), (9, 71750392), (12, 53812794), (14, 46125252), (18, 35875196), (21, 30750168), (24, 26906397), (28, 23062626), (36, 17937598), (42, 15375084), (56, 11531313), (63, 10250056), (72, 8968799), (84, 7687542), (126, 5125028), (168, 3843771), (252, 2562514), (504, 1281257)]