47139975

素因数分解:

$3^4\times 5^2\times {\mathrm{23279}}^1$

素因数の和:23301

約数の個数: 30

約数和(自身を含む): 87323280

約数和(自身を除く): 40183305

約数列:

[1, 3, 5, 9, 15, 25, 27, 45, 75, 81, 135, 225, 405, 675, 2025, 23279, 69837, 116395, 209511, 349185, 581975, 628533, 1047555, 1745925, 1885599, 3142665, 5237775, 9427995, 15713325, 47139975]

約数ペア:

[(1, 47139975), (3, 15713325), (5, 9427995), (9, 5237775), (15, 3142665), (25, 1885599), (27, 1745925), (45, 1047555), (75, 628533), (81, 581975), (135, 349185), (225, 209511), (405, 116395), (675, 69837), (2025, 23279)]