54981381

素因数分解:

$3^1\times 7^2\times {\mathrm{13}}^1\times {\mathrm{28771}}^1$

素因数の和:28801

約数の個数: 24

約数和(自身を含む): 91840224

約数和(自身を除く): 36858843

約数列:

[1, 3, 7, 13, 21, 39, 49, 91, 147, 273, 637, 1911, 28771, 86313, 201397, 374023, 604191, 1122069, 1409779, 2618161, 4229337, 7854483, 18327127, 54981381]

約数ペア:

[(1, 54981381), (3, 18327127), (7, 7854483), (13, 4229337), (21, 2618161), (39, 1409779), (49, 1122069), (91, 604191), (147, 374023), (273, 201397), (637, 86313), (1911, 28771)]