131405937

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{47}}^1\times {\mathrm{4217}}^1$

素因数の和:4297

約数の個数: 32

約数和(自身を含む): 204083712

約数和(自身を除く): 72677775

約数列:

[1, 3, 13, 17, 39, 47, 51, 141, 221, 611, 663, 799, 1833, 2397, 4217, 10387, 12651, 31161, 54821, 71689, 164463, 198199, 215067, 594597, 931957, 2576587, 2795871, 3369383, 7729761, 10108149, 43801979, 131405937]

約数ペア:

[(1, 131405937), (3, 43801979), (13, 10108149), (17, 7729761), (39, 3369383), (47, 2795871), (51, 2576587), (141, 931957), (221, 594597), (611, 215067), (663, 198199), (799, 164463), (1833, 71689), (2397, 54821), (4217, 31161), (10387, 12651)]