51997965

素因数分解:

$3^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{4243}}^1$

素因数の和:4313

約数の個数: 32

約数和(自身を含む): 89633280

約数和(自身を除く): 37635315

約数列:

[1, 3, 5, 15, 19, 43, 57, 95, 129, 215, 285, 645, 817, 2451, 4085, 4243, 12255, 12729, 21215, 63645, 80617, 182449, 241851, 403085, 547347, 912245, 1209255, 2736735, 3466531, 10399593, 17332655, 51997965]

約数ペア:

[(1, 51997965), (3, 17332655), (5, 10399593), (15, 3466531), (19, 2736735), (43, 1209255), (57, 912245), (95, 547347), (129, 403085), (215, 241851), (285, 182449), (645, 80617), (817, 63645), (2451, 21215), (4085, 12729), (4243, 12255)]