4387257

素因数分解:

$3^3\times 7^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1$

素因数の和:322

約数の個数: 32

約数和(自身を含む): 7526400

約数和(自身を除く): 3139143

約数列:

[1, 3, 7, 9, 21, 27, 63, 139, 167, 189, 417, 501, 973, 1169, 1251, 1503, 2919, 3507, 3753, 4509, 8757, 10521, 23213, 26271, 31563, 69639, 162491, 208917, 487473, 626751, 1462419, 4387257]

約数ペア:

[(1, 4387257), (3, 1462419), (7, 626751), (9, 487473), (21, 208917), (27, 162491), (63, 69639), (139, 31563), (167, 26271), (189, 23213), (417, 10521), (501, 8757), (973, 4509), (1169, 3753), (1251, 3507), (1503, 2919)]