990420488

素因数分解:

$2^3\times {\mathrm{31}}^1\times {\mathrm{3993631}}^1$

素因数の和:3993668

約数の個数: 16

約数和(自身を含む): 1916943360

約数和(自身を除く): 926522872

約数列:

[1, 2, 4, 8, 31, 62, 124, 248, 3993631, 7987262, 15974524, 31949048, 123802561, 247605122, 495210244, 990420488]

約数ペア:

[(1, 990420488), (2, 495210244), (4, 247605122), (8, 123802561), (31, 31949048), (62, 15974524), (124, 7987262), (248, 3993631)]