390053775

素因数分解:

$3^1\times 5^2\times {\mathrm{109}}^1\times {\mathrm{47713}}^1$

素因数の和:47835

約数の個数: 24

約数和(自身を含む): 650818960

約数和(自身を除く): 260765185

約数列:

[1, 3, 5, 15, 25, 75, 109, 327, 545, 1635, 2725, 8175, 47713, 143139, 238565, 715695, 1192825, 3578475, 5200717, 15602151, 26003585, 78010755, 130017925, 390053775]

約数ペア:

[(1, 390053775), (3, 130017925), (5, 78010755), (15, 26003585), (25, 15602151), (75, 5200717), (109, 3578475), (327, 1192825), (545, 715695), (1635, 238565), (2725, 143139), (8175, 47713)]