1228556

素因数分解:

$2^2\times 7^1\times {\mathrm{17}}^1\times {\mathrm{29}}^1\times {\mathrm{89}}^1$

素因数の和:146

約数の個数: 48

約数和(自身を含む): 2721600

約数和(自身を除く): 1493044

約数列:

[1, 2, 4, 7, 14, 17, 28, 29, 34, 58, 68, 89, 116, 119, 178, 203, 238, 356, 406, 476, 493, 623, 812, 986, 1246, 1513, 1972, 2492, 2581, 3026, 3451, 5162, 6052, 6902, 10324, 10591, 13804, 18067, 21182, 36134, 42364, 43877, 72268, 87754, 175508, 307139, 614278, 1228556]

約数ペア:

[(1, 1228556), (2, 614278), (4, 307139), (7, 175508), (14, 87754), (17, 72268), (28, 43877), (29, 42364), (34, 36134), (58, 21182), (68, 18067), (89, 13804), (116, 10591), (119, 10324), (178, 6902), (203, 6052), (238, 5162), (356, 3451), (406, 3026), (476, 2581), (493, 2492), (623, 1972), (812, 1513), (986, 1246)]