1292263502405

素因数分解:

$5^1\times {\mathrm{389}}^1\times {\mathrm{811}}^1\times {\mathrm{819239}}^1$

素因数の和:820444

約数の個数: 16

約数和(自身を含む): 1556621539200

約数和(自身を除く): 264358036795

約数列:

[1, 5, 389, 811, 1945, 4055, 315479, 819239, 1577395, 4096195, 318683971, 664402829, 1593419855, 3322014145, 258452700481, 1292263502405]

約数ペア:

[(1, 1292263502405), (5, 258452700481), (389, 3322014145), (811, 1593419855), (1945, 664402829), (4055, 318683971), (315479, 4096195), (819239, 1577395)]