189438915

素因数分解:

$3^1\times 5^1\times {\mathrm{127}}^1\times {\mathrm{277}}^1\times {\mathrm{359}}^1$

素因数の和:771

約数の個数: 32

約数和(自身を含む): 307445760

約数和(自身を除く): 118006845

約数列:

[1, 3, 5, 15, 127, 277, 359, 381, 635, 831, 1077, 1385, 1795, 1905, 4155, 5385, 35179, 45593, 99443, 105537, 136779, 175895, 227965, 298329, 497215, 527685, 683895, 1491645, 12629261, 37887783, 63146305, 189438915]

約数ペア:

[(1, 189438915), (3, 63146305), (5, 37887783), (15, 12629261), (127, 1491645), (277, 683895), (359, 527685), (381, 497215), (635, 298329), (831, 227965), (1077, 175895), (1385, 136779), (1795, 105537), (1905, 99443), (4155, 45593), (5385, 35179)]