4158021

素因数分解:

$3^1\times 7^1\times {\mathrm{389}}^1\times {\mathrm{509}}^1$

素因数の和:908

約数の個数: 16

約数和(自身を含む): 6364800

約数和(自身を除く): 2206779

約数列:

[1, 3, 7, 21, 389, 509, 1167, 1527, 2723, 3563, 8169, 10689, 198001, 594003, 1386007, 4158021]

約数ペア:

[(1, 4158021), (3, 1386007), (7, 594003), (21, 198001), (389, 10689), (509, 8169), (1167, 3563), (1527, 2723)]