1980609

素因数分解:

$3^1\times {\mathrm{61}}^1\times {\mathrm{79}}^1\times {\mathrm{137}}^1$

素因数の和:280

約数の個数: 16

約数和(自身を含む): 2737920

約数和(自身を除く): 757311

約数列:

[1, 3, 61, 79, 137, 183, 237, 411, 4819, 8357, 10823, 14457, 25071, 32469, 660203, 1980609]

約数ペア:

[(1, 1980609), (3, 660203), (61, 32469), (79, 25071), (137, 14457), (183, 10823), (237, 8357), (411, 4819)]