40396887

素因数分解:

$3^4\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{107}}^1$

素因数の和:257

約数の個数: 40

約数和(自身を含む): 62726400

約数和(自身を除く): 22329513

約数列:

[1, 3, 9, 27, 59, 79, 81, 107, 177, 237, 321, 531, 711, 963, 1593, 2133, 2889, 4661, 4779, 6313, 6399, 8453, 8667, 13983, 18939, 25359, 41949, 56817, 76077, 125847, 170451, 228231, 377541, 498727, 511353, 684693, 1496181, 4488543, 13465629, 40396887]

約数ペア:

[(1, 40396887), (3, 13465629), (9, 4488543), (27, 1496181), (59, 684693), (79, 511353), (81, 498727), (107, 377541), (177, 228231), (237, 170451), (321, 125847), (531, 76077), (711, 56817), (963, 41949), (1593, 25359), (2133, 18939), (2889, 13983), (4661, 8667), (4779, 8453), (6313, 6399)]