27857193

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1523}}^1$

素因数の和:1613

約数の個数: 32

約数和(自身を含む): 46427136

約数和(自身を除く): 18569943

約数列:

[1, 3, 7, 13, 21, 39, 67, 91, 201, 273, 469, 871, 1407, 1523, 2613, 4569, 6097, 10661, 18291, 19799, 31983, 59397, 102041, 138593, 306123, 415779, 714287, 1326533, 2142861, 3979599, 9285731, 27857193]

約数ペア:

[(1, 27857193), (3, 9285731), (7, 3979599), (13, 2142861), (21, 1326533), (39, 714287), (67, 415779), (91, 306123), (201, 138593), (273, 102041), (469, 59397), (871, 31983), (1407, 19799), (1523, 18291), (2613, 10661), (4569, 6097)]