129475809

素因数分解:

$3^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{20177}}^1$

素因数の和:20237

約数の個数: 24

約数和(自身を含む): 201457152

約数和(自身を除く): 71981343

約数列:

[1, 3, 9, 23, 31, 69, 93, 207, 279, 713, 2139, 6417, 20177, 60531, 181593, 464071, 625487, 1392213, 1876461, 4176639, 5629383, 14386201, 43158603, 129475809]

約数ペア:

[(1, 129475809), (3, 43158603), (9, 14386201), (23, 5629383), (31, 4176639), (69, 1876461), (93, 1392213), (207, 625487), (279, 464071), (713, 181593), (2139, 60531), (6417, 20177)]