127801828

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{21839}}^1$

素因数の和:21880

約数の個数: 48

約数和(自身を含む): 293529600

約数和(自身を除く): 165727772

約数列:

[1, 2, 4, 7, 11, 14, 19, 22, 28, 38, 44, 76, 77, 133, 154, 209, 266, 308, 418, 532, 836, 1463, 2926, 5852, 21839, 43678, 87356, 152873, 240229, 305746, 414941, 480458, 611492, 829882, 960916, 1659764, 1681603, 2904587, 3363206, 4564351, 5809174, 6726412, 9128702, 11618348, 18257404, 31950457, 63900914, 127801828]

約数ペア:

[(1, 127801828), (2, 63900914), (4, 31950457), (7, 18257404), (11, 11618348), (14, 9128702), (19, 6726412), (22, 5809174), (28, 4564351), (38, 3363206), (44, 2904587), (76, 1681603), (77, 1659764), (133, 960916), (154, 829882), (209, 611492), (266, 480458), (308, 414941), (418, 305746), (532, 240229), (836, 152873), (1463, 87356), (2926, 43678), (5852, 21839)]