71531229

素因数分解:

$3^1\times 7^2\times {\mathrm{11}}^1\times {\mathrm{31}}^1\times {\mathrm{1427}}^1$

素因数の和:1486

約数の個数: 48

約数和(自身を含む): 125024256

約数和(自身を除く): 53493027

約数列:

[1, 3, 7, 11, 21, 31, 33, 49, 77, 93, 147, 217, 231, 341, 539, 651, 1023, 1427, 1519, 1617, 2387, 4281, 4557, 7161, 9989, 15697, 16709, 29967, 44237, 47091, 50127, 69923, 109879, 132711, 209769, 309659, 329637, 486607, 769153, 928977, 1459821, 2167613, 2307459, 3406249, 6502839, 10218747, 23843743, 71531229]

約数ペア:

[(1, 71531229), (3, 23843743), (7, 10218747), (11, 6502839), (21, 3406249), (31, 2307459), (33, 2167613), (49, 1459821), (77, 928977), (93, 769153), (147, 486607), (217, 329637), (231, 309659), (341, 209769), (539, 132711), (651, 109879), (1023, 69923), (1427, 50127), (1519, 47091), (1617, 44237), (2387, 29967), (4281, 16709), (4557, 15697), (7161, 9989)]