348533390

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{223}}^1\times {\mathrm{2141}}^1$

素因数の和:2444

約数の個数: 32

約数和(自身を含む): 639104256

約数和(自身を除く): 290570866

約数列:

[1, 2, 5, 10, 73, 146, 223, 365, 446, 730, 1115, 2141, 2230, 4282, 10705, 16279, 21410, 32558, 81395, 156293, 162790, 312586, 477443, 781465, 954886, 1562930, 2387215, 4774430, 34853339, 69706678, 174266695, 348533390]

約数ペア:

[(1, 348533390), (2, 174266695), (5, 69706678), (10, 34853339), (73, 4774430), (146, 2387215), (223, 1562930), (365, 954886), (446, 781465), (730, 477443), (1115, 312586), (2141, 162790), (2230, 156293), (4282, 81395), (10705, 32558), (16279, 21410)]