251365408

素因数分解:

$2^5\times 7^1\times {\mathrm{137}}^1\times {\mathrm{8191}}^1$

素因数の和:8345

約数の個数: 48

約数和(自身を含む): 569769984

約数和(自身を除く): 318404576

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 56, 112, 137, 224, 274, 548, 959, 1096, 1918, 2192, 3836, 4384, 7672, 8191, 15344, 16382, 30688, 32764, 57337, 65528, 114674, 131056, 229348, 262112, 458696, 917392, 1122167, 1834784, 2244334, 4488668, 7855169, 8977336, 15710338, 17954672, 31420676, 35909344, 62841352, 125682704, 251365408]

約数ペア:

[(1, 251365408), (2, 125682704), (4, 62841352), (7, 35909344), (8, 31420676), (14, 17954672), (16, 15710338), (28, 8977336), (32, 7855169), (56, 4488668), (112, 2244334), (137, 1834784), (224, 1122167), (274, 917392), (548, 458696), (959, 262112), (1096, 229348), (1918, 131056), (2192, 114674), (3836, 65528), (4384, 57337), (7672, 32764), (8191, 30688), (15344, 16382)]