78384645

素因数分解:

$3^3\times 5^1\times {\mathrm{580627}}^1$

素因数の和:580641

約数の個数: 16

約数和(自身を含む): 139350720

約数和(自身を除く): 60966075

約数列:

[1, 3, 5, 9, 15, 27, 45, 135, 580627, 1741881, 2903135, 5225643, 8709405, 15676929, 26128215, 78384645]

約数ペア:

[(1, 78384645), (3, 26128215), (5, 15676929), (9, 8709405), (15, 5225643), (27, 2903135), (45, 1741881), (135, 580627)]