28429945

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{149}}^1\times {\mathrm{1231}}^1$

素因数の和:1416

約数の個数: 16

約数和(自身を含む): 35481600

約数和(自身を除く): 7051655

約数列:

[1, 5, 31, 149, 155, 745, 1231, 4619, 6155, 23095, 38161, 183419, 190805, 917095, 5685989, 28429945]

約数ペア:

[(1, 28429945), (5, 5685989), (31, 917095), (149, 190805), (155, 183419), (745, 38161), (1231, 23095), (4619, 6155)]