1993985

素因数分解:

$5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{2477}}^1$

素因数の和:2512

約数の個数: 16

約数和(自身を含む): 2854656

約数和(自身を除く): 860671

約数列:

[1, 5, 7, 23, 35, 115, 161, 805, 2477, 12385, 17339, 56971, 86695, 284855, 398797, 1993985]

約数ペア:

[(1, 1993985), (5, 398797), (7, 284855), (23, 86695), (35, 56971), (115, 17339), (161, 12385), (805, 2477)]