156728402889

素因数分解:

$3^1\times {\mathrm{17}}^1\times {\mathrm{26431}}^1\times {\mathrm{116269}}^1$

素因数の和:142720

約数の個数: 16

約数和(自身を含む): 221273902080

約数和(自身を除く): 64545499191

約数列:

[1, 3, 17, 51, 26431, 79293, 116269, 348807, 449327, 1347981, 1976573, 5929719, 3073105939, 9219317817, 52242800963, 156728402889]

約数ペア:

[(1, 156728402889), (3, 52242800963), (17, 9219317817), (51, 3073105939), (26431, 5929719), (79293, 1976573), (116269, 1347981), (348807, 449327)]