138889465

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{4133}}^1$

素因数の和:4209

約数の個数: 32

約数和(自身を含む): 200019456

約数和(自身を除く): 61129991

約数列:

[1, 5, 11, 13, 47, 55, 65, 143, 235, 517, 611, 715, 2585, 3055, 4133, 6721, 20665, 33605, 45463, 53729, 194251, 227315, 268645, 591019, 971255, 2136761, 2525263, 2955095, 10683805, 12626315, 27777893, 138889465]

約数ペア:

[(1, 138889465), (5, 27777893), (11, 12626315), (13, 10683805), (47, 2955095), (55, 2525263), (65, 2136761), (143, 971255), (235, 591019), (517, 268645), (611, 227315), (715, 194251), (2585, 53729), (3055, 45463), (4133, 33605), (6721, 20665)]