81723194

素因数分解:

$2^1\times 7^1\times {\mathrm{569}}^1\times {\mathrm{10259}}^1$

素因数の和:10837

約数の個数: 16

約数和(自身を含む): 140356800

約数和(自身を除く): 58633606

約数列:

[1, 2, 7, 14, 569, 1138, 3983, 7966, 10259, 20518, 71813, 143626, 5837371, 11674742, 40861597, 81723194]

約数ペア:

[(1, 81723194), (2, 40861597), (7, 11674742), (14, 5837371), (569, 143626), (1138, 71813), (3983, 20518), (7966, 10259)]