81770192

素因数分解:

$2^4\times 7^1\times {\mathrm{730091}}^1$

素因数の和:730106

約数の個数: 20

約数和(自身を含む): 181062816

約数和(自身を除く): 99292624

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 730091, 1460182, 2920364, 5110637, 5840728, 10221274, 11681456, 20442548, 40885096, 81770192]

約数ペア:

[(1, 81770192), (2, 40885096), (4, 20442548), (7, 11681456), (8, 10221274), (14, 5840728), (16, 5110637), (28, 2920364), (56, 1460182), (112, 730091)]