219943437

素因数分解:

$3^1\times 7^1\times {\mathrm{821}}^1\times {\mathrm{12757}}^1$

素因数の和:13588

約数の個数: 16

約数和(自身を含む): 335586432

約数和(自身を除く): 115642995

約数列:

[1, 3, 7, 21, 821, 2463, 5747, 12757, 17241, 38271, 89299, 267897, 10473497, 31420491, 73314479, 219943437]

約数ペア:

[(1, 219943437), (3, 73314479), (7, 31420491), (21, 10473497), (821, 267897), (2463, 89299), (5747, 38271), (12757, 17241)]