12840144

素因数分解:

$2^4\times 3^1\times {\mathrm{43}}^1\times {\mathrm{6221}}^1$

素因数の和:6275

約数の個数: 40

約数和(自身を含む): 33947232

約数和(自身を除く): 21107088

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 43, 48, 86, 129, 172, 258, 344, 516, 688, 1032, 2064, 6221, 12442, 18663, 24884, 37326, 49768, 74652, 99536, 149304, 267503, 298608, 535006, 802509, 1070012, 1605018, 2140024, 3210036, 4280048, 6420072, 12840144]

約数ペア:

[(1, 12840144), (2, 6420072), (3, 4280048), (4, 3210036), (6, 2140024), (8, 1605018), (12, 1070012), (16, 802509), (24, 535006), (43, 298608), (48, 267503), (86, 149304), (129, 99536), (172, 74652), (258, 49768), (344, 37326), (516, 24884), (688, 18663), (1032, 12442), (2064, 6221)]