4028405

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{83}}^1\times {\mathrm{571}}^1$

素因数の和:676

約数の個数: 16

約数和(自身を含む): 5189184

約数和(自身を除く): 1160779

約数列:

[1, 5, 17, 83, 85, 415, 571, 1411, 2855, 7055, 9707, 47393, 48535, 236965, 805681, 4028405]

約数ペア:

[(1, 4028405), (5, 805681), (17, 236965), (83, 48535), (85, 47393), (415, 9707), (571, 7055), (1411, 2855)]