980746

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{563}}^1$

素因数の和:645

約数の個数: 16

約数和(自身を含む): 1610784

約数和(自身を除く): 630038

約数列:

[1, 2, 13, 26, 67, 134, 563, 871, 1126, 1742, 7319, 14638, 37721, 75442, 490373, 980746]

約数ペア:

[(1, 980746), (2, 490373), (13, 75442), (26, 37721), (67, 14638), (134, 7319), (563, 1742), (871, 1126)]