2438874

素因数分解:

$2^1\times 3^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1$

素因数の和:211

約数の個数: 48

約数和(自身を含む): 5683392

約数和(自身を除く): 3244518

約数列:

[1, 2, 3, 6, 9, 18, 23, 43, 46, 69, 86, 129, 137, 138, 207, 258, 274, 387, 411, 414, 774, 822, 989, 1233, 1978, 2466, 2967, 3151, 5891, 5934, 6302, 8901, 9453, 11782, 17673, 17802, 18906, 28359, 35346, 53019, 56718, 106038, 135493, 270986, 406479, 812958, 1219437, 2438874]

約数ペア:

[(1, 2438874), (2, 1219437), (3, 812958), (6, 406479), (9, 270986), (18, 135493), (23, 106038), (43, 56718), (46, 53019), (69, 35346), (86, 28359), (129, 18906), (137, 17802), (138, 17673), (207, 11782), (258, 9453), (274, 8901), (387, 6302), (411, 5934), (414, 5891), (774, 3151), (822, 2967), (989, 2466), (1233, 1978)]