1261319090

素因数分解:

$2^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{962839}}^1$

素因数の和:962977

約数の個数: 16

約数和(自身を含む): 2287707840

約数和(自身を除く): 1026388750

約数列:

[1, 2, 5, 10, 131, 262, 655, 1310, 962839, 1925678, 4814195, 9628390, 126131909, 252263818, 630659545, 1261319090]

約数ペア:

[(1, 1261319090), (2, 630659545), (5, 252263818), (10, 126131909), (131, 9628390), (262, 4814195), (655, 1925678), (1310, 962839)]