28916901

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{89}}^1\times {\mathrm{2777}}^1$

素因数の和:2885

約数の個数: 24

約数和(自身を含む): 45503640

約数和(自身を除く): 16586739

約数列:

[1, 3, 9, 13, 39, 89, 117, 267, 801, 1157, 2777, 3471, 8331, 10413, 24993, 36101, 108303, 247153, 324909, 741459, 2224377, 3212989, 9638967, 28916901]

約数ペア:

[(1, 28916901), (3, 9638967), (9, 3212989), (13, 2224377), (39, 741459), (89, 324909), (117, 247153), (267, 108303), (801, 36101), (1157, 24993), (2777, 10413), (3471, 8331)]