3988725

素因数分解:

$3^1\times 5^2\times {\mathrm{13}}^1\times {\mathrm{4091}}^1$

素因数の和:4117

約数の個数: 24

約数和(自身を含む): 7103712

約数和(自身を除く): 3114987

約数列:

[1, 3, 5, 13, 15, 25, 39, 65, 75, 195, 325, 975, 4091, 12273, 20455, 53183, 61365, 102275, 159549, 265915, 306825, 797745, 1329575, 3988725]

約数ペア:

[(1, 3988725), (3, 1329575), (5, 797745), (13, 306825), (15, 265915), (25, 159549), (39, 102275), (65, 61365), (75, 53183), (195, 20455), (325, 12273), (975, 4091)]