248849385

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{281}}^1\times {\mathrm{1373}}^1$

素因数の和:1705

約数の個数: 32

約数和(自身を含む): 409166208

約数和(自身を除く): 160316823

約数列:

[1, 3, 5, 15, 43, 129, 215, 281, 645, 843, 1373, 1405, 4119, 4215, 6865, 12083, 20595, 36249, 59039, 60415, 177117, 181245, 295195, 385813, 885585, 1157439, 1929065, 5787195, 16589959, 49769877, 82949795, 248849385]

約数ペア:

[(1, 248849385), (3, 82949795), (5, 49769877), (15, 16589959), (43, 5787195), (129, 1929065), (215, 1157439), (281, 885585), (645, 385813), (843, 295195), (1373, 181245), (1405, 177117), (4119, 60415), (4215, 59039), (6865, 36249), (12083, 20595)]