261937797

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{73}}^1\times {\mathrm{227}}^1\times {\mathrm{479}}^1$

素因数の和:793

約数の個数: 32

約数和(自身を含む): 388730880

約数和(自身を除く): 126793083

約数列:

[1, 3, 11, 33, 73, 219, 227, 479, 681, 803, 1437, 2409, 2497, 5269, 7491, 15807, 16571, 34967, 49713, 104901, 108733, 182281, 326199, 384637, 546843, 1153911, 1196063, 3588189, 7937509, 23812527, 87312599, 261937797]

約数ペア:

[(1, 261937797), (3, 87312599), (11, 23812527), (33, 7937509), (73, 3588189), (219, 1196063), (227, 1153911), (479, 546843), (681, 384637), (803, 326199), (1437, 182281), (2409, 108733), (2497, 104901), (5269, 49713), (7491, 34967), (15807, 16571)]