2146515

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{20443}}^1$

素因数の和:20458

約数の個数: 16

約数和(自身を含む): 3925248

約数和(自身を除く): 1778733

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 20443, 61329, 102215, 143101, 306645, 429303, 715505, 2146515]

約数ペア:

[(1, 2146515), (3, 715505), (5, 429303), (7, 306645), (15, 143101), (21, 102215), (35, 61329), (105, 20443)]