212856189

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{779693}}^1$

素因数の和:779716

約数の個数: 16

約数和(自身を含む): 349302912

約数和(自身を除く): 136446723

約数列:

[1, 3, 7, 13, 21, 39, 91, 273, 779693, 2339079, 5457851, 10136009, 16373553, 30408027, 70952063, 212856189]

約数ペア:

[(1, 212856189), (3, 70952063), (7, 30408027), (13, 16373553), (21, 10136009), (39, 5457851), (91, 2339079), (273, 779693)]