72971817

素因数分解:

$3^1\times {\mathrm{43}}^1\times {\mathrm{137}}^1\times {\mathrm{4129}}^1$

素因数の和:4312

約数の個数: 16

約数和(自身を含む): 100309440

約数和(自身を除く): 27337623

約数列:

[1, 3, 43, 129, 137, 411, 4129, 5891, 12387, 17673, 177547, 532641, 565673, 1697019, 24323939, 72971817]

約数ペア:

[(1, 72971817), (3, 24323939), (43, 1697019), (129, 565673), (137, 532641), (411, 177547), (4129, 17673), (5891, 12387)]