2663913

素因数分解:

$3^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{2699}}^1$

素因数の和:2756

約数の個数: 16

約数和(自身を含む): 4147200

約数和(自身を除く): 1483287

約数列:

[1, 3, 7, 21, 47, 141, 329, 987, 2699, 8097, 18893, 56679, 126853, 380559, 887971, 2663913]

約数ペア:

[(1, 2663913), (3, 887971), (7, 380559), (21, 126853), (47, 56679), (141, 18893), (329, 8097), (987, 2699)]