78384015

素因数分解:

$3^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{37061}}^1$

素因数の和:37119

約数の個数: 24

約数和(自身を含む): 138760128

約数和(自身を除く): 60376113

約数列:

[1, 3, 5, 9, 15, 45, 47, 141, 235, 423, 705, 2115, 37061, 111183, 185305, 333549, 555915, 1667745, 1741867, 5225601, 8709335, 15676803, 26128005, 78384015]

約数ペア:

[(1, 78384015), (3, 26128005), (5, 15676803), (9, 8709335), (15, 5225601), (45, 1741867), (47, 1667745), (141, 555915), (235, 333549), (423, 185305), (705, 111183), (2115, 37061)]