1620161277

素因数分解:

$3^1\times 7^1\times {\mathrm{31}}^1\times {\mathrm{2488727}}^1$

素因数の和:2488768

約数の個数: 16

約数和(自身を含む): 2548457472

約数和(自身を除く): 928296195

約数列:

[1, 3, 7, 21, 31, 93, 217, 651, 2488727, 7466181, 17421089, 52263267, 77150537, 231451611, 540053759, 1620161277]

約数ペア:

[(1, 1620161277), (3, 540053759), (7, 231451611), (21, 77150537), (31, 52263267), (93, 17421089), (217, 7466181), (651, 2488727)]