71649148

素因数分解:

$2^2\times {\mathrm{157}}^1\times {\mathrm{271}}^1\times {\mathrm{421}}^1$

素因数の和:853

約数の個数: 24

約数和(自身を含む): 126951104

約数和(自身を除く): 55301956

約数列:

[1, 2, 4, 157, 271, 314, 421, 542, 628, 842, 1084, 1684, 42547, 66097, 85094, 114091, 132194, 170188, 228182, 264388, 456364, 17912287, 35824574, 71649148]

約数ペア:

[(1, 71649148), (2, 35824574), (4, 17912287), (157, 456364), (271, 264388), (314, 228182), (421, 170188), (542, 132194), (628, 114091), (842, 85094), (1084, 66097), (1684, 42547)]