81151882

素因数分解:

$2^1\times 7^1\times {\mathrm{641}}^1\times {\mathrm{9043}}^1$

素因数の和:9693

約数の個数: 16

約数和(自身を含む): 139349952

約数和(自身を除く): 58198070

約数列:

[1, 2, 7, 14, 641, 1282, 4487, 8974, 9043, 18086, 63301, 126602, 5796563, 11593126, 40575941, 81151882]

約数ペア:

[(1, 81151882), (2, 40575941), (7, 11593126), (14, 5796563), (641, 126602), (1282, 63301), (4487, 18086), (8974, 9043)]