388193025

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{419}}^1\times {\mathrm{1123}}^1$

素因数の和:1566

約数の個数: 48

約数和(自身を含む): 702455040

約数和(自身を除く): 314262015

約数列:

[1, 3, 5, 11, 15, 25, 33, 55, 75, 165, 275, 419, 825, 1123, 1257, 2095, 3369, 4609, 5615, 6285, 10475, 12353, 13827, 16845, 23045, 28075, 31425, 37059, 61765, 69135, 84225, 115225, 185295, 308825, 345675, 470537, 926475, 1411611, 2352685, 5175907, 7058055, 11763425, 15527721, 25879535, 35290275, 77638605, 129397675, 388193025]

約数ペア:

[(1, 388193025), (3, 129397675), (5, 77638605), (11, 35290275), (15, 25879535), (25, 15527721), (33, 11763425), (55, 7058055), (75, 5175907), (165, 2352685), (275, 1411611), (419, 926475), (825, 470537), (1123, 345675), (1257, 308825), (2095, 185295), (3369, 115225), (4609, 84225), (5615, 69135), (6285, 61765), (10475, 37059), (12353, 31425), (13827, 28075), (16845, 23045)]