821422413

素因数分解:

$3^2\times 7^1\times {\mathrm{41}}^1\times {\mathrm{487}}^1\times {\mathrm{653}}^1$

素因数の和:1194

約数の個数: 48

約数和(自身を含む): 1394055936

約数和(自身を除く): 572633523

約数列:

[1, 3, 7, 9, 21, 41, 63, 123, 287, 369, 487, 653, 861, 1461, 1959, 2583, 3409, 4383, 4571, 5877, 10227, 13713, 19967, 26773, 30681, 41139, 59901, 80319, 139769, 179703, 187411, 240957, 318011, 419307, 562233, 954033, 1257921, 1686699, 2226077, 2862099, 6678231, 13038451, 20034693, 39115353, 91269157, 117346059, 273807471, 821422413]

約数ペア:

[(1, 821422413), (3, 273807471), (7, 117346059), (9, 91269157), (21, 39115353), (41, 20034693), (63, 13038451), (123, 6678231), (287, 2862099), (369, 2226077), (487, 1686699), (653, 1257921), (861, 954033), (1461, 562233), (1959, 419307), (2583, 318011), (3409, 240957), (4383, 187411), (4571, 179703), (5877, 139769), (10227, 80319), (13713, 59901), (19967, 41139), (26773, 30681)]