61156965

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{53}}^1\times {\mathrm{1789}}^1$

素因数の和:1893

約数の個数: 32

約数和(自身を含む): 102072960

約数和(自身を除く): 40915995

約数列:

[1, 3, 5, 15, 43, 53, 129, 159, 215, 265, 645, 795, 1789, 2279, 5367, 6837, 8945, 11395, 26835, 34185, 76927, 94817, 230781, 284451, 384635, 474085, 1153905, 1422255, 4077131, 12231393, 20385655, 61156965]

約数ペア:

[(1, 61156965), (3, 20385655), (5, 12231393), (15, 4077131), (43, 1422255), (53, 1153905), (129, 474085), (159, 384635), (215, 284451), (265, 230781), (645, 94817), (795, 76927), (1789, 34185), (2279, 26835), (5367, 11395), (6837, 8945)]