1214973981

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{546547}}^1$

素因数の和:546585

約数の個数: 24

約数和(自身を含む): 1989434720

約数和(自身を除く): 774460739

約数列:

[1, 3, 9, 13, 19, 39, 57, 117, 171, 247, 741, 2223, 546547, 1639641, 4918923, 7105111, 10384393, 21315333, 31153179, 63945999, 93459537, 134997109, 404991327, 1214973981]

約数ペア:

[(1, 1214973981), (3, 404991327), (9, 134997109), (13, 93459537), (19, 63945999), (39, 31153179), (57, 21315333), (117, 10384393), (171, 7105111), (247, 4918923), (741, 1639641), (2223, 546547)]