137977575

素因数分解:

$3^1\times 5^2\times {\mathrm{23}}^1\times {\mathrm{79987}}^1$

素因数の和:80023

約数の個数: 24

約数和(自身を含む): 238044288

約数和(自身を除く): 100066713

約数列:

[1, 3, 5, 15, 23, 25, 69, 75, 115, 345, 575, 1725, 79987, 239961, 399935, 1199805, 1839701, 1999675, 5519103, 5999025, 9198505, 27595515, 45992525, 137977575]

約数ペア:

[(1, 137977575), (3, 45992525), (5, 27595515), (15, 9198505), (23, 5999025), (25, 5519103), (69, 1999675), (75, 1839701), (115, 1199805), (345, 399935), (575, 239961), (1725, 79987)]