1237247217

素因数分解:

$3^4\times {\mathrm{331}}^1\times {\mathrm{46147}}^1$

素因数の和:46490

約数の個数: 20

約数和(自身を含む): 1853857456

約数和(自身を除く): 616610239

約数列:

[1, 3, 9, 27, 81, 331, 993, 2979, 8937, 26811, 46147, 138441, 415323, 1245969, 3737907, 15274657, 45823971, 137471913, 412415739, 1237247217]

約数ペア:

[(1, 1237247217), (3, 412415739), (9, 137471913), (27, 45823971), (81, 15274657), (331, 3737907), (993, 1245969), (2979, 415323), (8937, 138441), (26811, 46147)]