1320802378

素因数分解:

$2^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{157}}^1\times {\mathrm{9851}}^1$

素因数の和:10078

約数の個数: 32

約数和(自身を含む): 2316244608

約数和(自身を除く): 995442230

約数列:

[1, 2, 7, 14, 61, 122, 157, 314, 427, 854, 1099, 2198, 9577, 9851, 19154, 19702, 67039, 68957, 134078, 137914, 600911, 1201822, 1546607, 3093214, 4206377, 8412754, 10826249, 21652498, 94343027, 188686054, 660401189, 1320802378]

約数ペア:

[(1, 1320802378), (2, 660401189), (7, 188686054), (14, 94343027), (61, 21652498), (122, 10826249), (157, 8412754), (314, 4206377), (427, 3093214), (854, 1546607), (1099, 1201822), (2198, 600911), (9577, 137914), (9851, 134078), (19154, 68957), (19702, 67039)]