72891

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{89}}^1$

素因数の和:115

約数の個数: 24

約数和(自身を含む): 131040

約数和(自身を除く): 58149

約数列:

[1, 3, 7, 9, 13, 21, 39, 63, 89, 91, 117, 267, 273, 623, 801, 819, 1157, 1869, 3471, 5607, 8099, 10413, 24297, 72891]

約数ペア:

[(1, 72891), (3, 24297), (7, 10413), (9, 8099), (13, 5607), (21, 3471), (39, 1869), (63, 1157), (89, 819), (91, 801), (117, 623), (267, 273)]