28754433

素因数分解:

$3^5\times {\mathrm{241}}^1\times {\mathrm{491}}^1$

素因数の和:747

約数の個数: 24

約数和(自身を含む): 43339296

約数和(自身を除く): 14584863

約数列:

[1, 3, 9, 27, 81, 241, 243, 491, 723, 1473, 2169, 4419, 6507, 13257, 19521, 39771, 58563, 118331, 119313, 354993, 1064979, 3194937, 9584811, 28754433]

約数ペア:

[(1, 28754433), (3, 9584811), (9, 3194937), (27, 1064979), (81, 354993), (241, 119313), (243, 118331), (491, 58563), (723, 39771), (1473, 19521), (2169, 13257), (4419, 6507)]