214883340

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{511627}}^1$

素因数の和:511646

約数の個数: 48

約数和(自身を含む): 687628032

約数和(自身を除く): 472744692

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 511627, 1023254, 1534881, 2046508, 2558135, 3069762, 3581389, 5116270, 6139524, 7162778, 7674405, 10232540, 10744167, 14325556, 15348810, 17906945, 21488334, 30697620, 35813890, 42976668, 53720835, 71627780, 107441670, 214883340]

約数ペア:

[(1, 214883340), (2, 107441670), (3, 71627780), (4, 53720835), (5, 42976668), (6, 35813890), (7, 30697620), (10, 21488334), (12, 17906945), (14, 15348810), (15, 14325556), (20, 10744167), (21, 10232540), (28, 7674405), (30, 7162778), (35, 6139524), (42, 5116270), (60, 3581389), (70, 3069762), (84, 2558135), (105, 2046508), (140, 1534881), (210, 1023254), (420, 511627)]