7980408

素因数分解:

$2^3\times 3^2\times {\mathrm{271}}^1\times {\mathrm{409}}^1$

素因数の和:692

約数の個数: 48

約数和(自身を含む): 21746400

約数和(自身を除く): 13765992

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 36, 72, 271, 409, 542, 813, 818, 1084, 1227, 1626, 1636, 2168, 2439, 2454, 3252, 3272, 3681, 4878, 4908, 6504, 7362, 9756, 9816, 14724, 19512, 29448, 110839, 221678, 332517, 443356, 665034, 886712, 997551, 1330068, 1995102, 2660136, 3990204, 7980408]

約数ペア:

[(1, 7980408), (2, 3990204), (3, 2660136), (4, 1995102), (6, 1330068), (8, 997551), (9, 886712), (12, 665034), (18, 443356), (24, 332517), (36, 221678), (72, 110839), (271, 29448), (409, 19512), (542, 14724), (813, 9816), (818, 9756), (1084, 7362), (1227, 6504), (1626, 4908), (1636, 4878), (2168, 3681), (2439, 3272), (2454, 3252)]