13155289

素因数分解:

$7^1\times {\mathrm{53}}^1\times {\mathrm{59}}^1\times {\mathrm{601}}^1$

素因数の和:720

約数の個数: 16

約数和(自身を含む): 15603840

約数和(自身を除く): 2448551

約数列:

[1, 7, 53, 59, 371, 413, 601, 3127, 4207, 21889, 31853, 35459, 222971, 248213, 1879327, 13155289]

約数ペア:

[(1, 13155289), (7, 1879327), (53, 248213), (59, 222971), (371, 35459), (413, 31853), (601, 21889), (3127, 4207)]