71856531

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{461}}^1$

素因数の和:744

約数の個数: 32

約数和(自身を含む): 111767040

約数和(自身を除く): 39910509

約数列:

[1, 3, 9, 23, 27, 69, 207, 251, 461, 621, 753, 1383, 2259, 4149, 5773, 6777, 10603, 12447, 17319, 31809, 51957, 95427, 115711, 155871, 286281, 347133, 1041399, 2661353, 3124197, 7984059, 23952177, 71856531]

約数ペア:

[(1, 71856531), (3, 23952177), (9, 7984059), (23, 3124197), (27, 2661353), (69, 1041399), (207, 347133), (251, 286281), (461, 155871), (621, 115711), (753, 95427), (1383, 51957), (2259, 31809), (4149, 17319), (5773, 12447), (6777, 10603)]