15991053

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{521}}^1\times {\mathrm{787}}^1$

素因数の和:1324

約数の個数: 16

約数和(自身を含む): 23034816

約数和(自身を除く): 7043763

約数列:

[1, 3, 13, 39, 521, 787, 1563, 2361, 6773, 10231, 20319, 30693, 410027, 1230081, 5330351, 15991053]

約数ペア:

[(1, 15991053), (3, 5330351), (13, 1230081), (39, 410027), (521, 30693), (787, 20319), (1563, 10231), (2361, 6773)]