388863735

素因数分解:

$3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{401}}^1\times {\mathrm{4973}}^1$

素因数の和:5395

約数の個数: 32

約数和(自身を含む): 671848128

約数和(自身を除く): 282984393

約数列:

[1, 3, 5, 13, 15, 39, 65, 195, 401, 1203, 2005, 4973, 5213, 6015, 14919, 15639, 24865, 26065, 64649, 74595, 78195, 193947, 323245, 969735, 1994173, 5982519, 9970865, 25924249, 29912595, 77772747, 129621245, 388863735]

約数ペア:

[(1, 388863735), (3, 129621245), (5, 77772747), (13, 29912595), (15, 25924249), (39, 9970865), (65, 5982519), (195, 1994173), (401, 969735), (1203, 323245), (2005, 193947), (4973, 78195), (5213, 74595), (6015, 64649), (14919, 26065), (15639, 24865)]