28495975

素因数分解:

$5^2\times {\mathrm{31}}^1\times {\mathrm{83}}^1\times {\mathrm{443}}^1$

素因数の和:567

約数の個数: 24

約数和(自身を含む): 36997632

約数和(自身を除く): 8501657

約数列:

[1, 5, 25, 31, 83, 155, 415, 443, 775, 2075, 2215, 2573, 11075, 12865, 13733, 36769, 64325, 68665, 183845, 343325, 919225, 1139839, 5699195, 28495975]

約数ペア:

[(1, 28495975), (5, 5699195), (25, 1139839), (31, 919225), (83, 343325), (155, 183845), (415, 68665), (443, 64325), (775, 36769), (2075, 13733), (2215, 12865), (2573, 11075)]