123975815

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{59}}^2\times {\mathrm{419}}^1$

素因数の和:559

約数の個数: 24

約数和(自身を含む): 160619760

約数和(自身を除く): 36643945

約数列:

[1, 5, 17, 59, 85, 295, 419, 1003, 2095, 3481, 5015, 7123, 17405, 24721, 35615, 59177, 123605, 295885, 420257, 1458539, 2101285, 7292695, 24795163, 123975815]

約数ペア:

[(1, 123975815), (5, 24795163), (17, 7292695), (59, 2101285), (85, 1458539), (295, 420257), (419, 295885), (1003, 123605), (2095, 59177), (3481, 35615), (5015, 24721), (7123, 17405)]