218673

素因数分解:

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

素因数の和:118

約数の個数: 32

約数和(自身を含む): 403200

約数和(自身を除く): 184527

約数列:

[1, 3, 7, 9, 13, 21, 27, 39, 63, 89, 91, 117, 189, 267, 273, 351, 623, 801, 819, 1157, 1869, 2403, 2457, 3471, 5607, 8099, 10413, 16821, 24297, 31239, 72891, 218673]

約数ペア:

[(1, 218673), (3, 72891), (7, 31239), (9, 24297), (13, 16821), (21, 10413), (27, 8099), (39, 5607), (63, 3471), (89, 2457), (91, 2403), (117, 1869), (189, 1157), (267, 819), (273, 801), (351, 623)]