28808164

素因数分解:

$2^2\times 7^1\times {\mathrm{11}}^3\times {\mathrm{773}}^1$

素因数の和:817

約数の個数: 48

約数和(自身を含む): 63455616

約数和(自身を除く): 34647452

約数列:

[1, 2, 4, 7, 11, 14, 22, 28, 44, 77, 121, 154, 242, 308, 484, 773, 847, 1331, 1546, 1694, 2662, 3092, 3388, 5324, 5411, 8503, 9317, 10822, 17006, 18634, 21644, 34012, 37268, 59521, 93533, 119042, 187066, 238084, 374132, 654731, 1028863, 1309462, 2057726, 2618924, 4115452, 7202041, 14404082, 28808164]

約数ペア:

[(1, 28808164), (2, 14404082), (4, 7202041), (7, 4115452), (11, 2618924), (14, 2057726), (22, 1309462), (28, 1028863), (44, 654731), (77, 374132), (121, 238084), (154, 187066), (242, 119042), (308, 93533), (484, 59521), (773, 37268), (847, 34012), (1331, 21644), (1546, 18634), (1694, 17006), (2662, 10822), (3092, 9317), (3388, 8503), (5324, 5411)]