31383742

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{107}}^1\times {\mathrm{389}}^1$

素因数の和:540

約数の個数: 32

約数和(自身を含む): 53071200

約数和(自身を除く): 21687458

約数列:

[1, 2, 13, 26, 29, 58, 107, 214, 377, 389, 754, 778, 1391, 2782, 3103, 5057, 6206, 10114, 11281, 22562, 40339, 41623, 80678, 83246, 146653, 293306, 541099, 1082198, 1207067, 2414134, 15691871, 31383742]

約数ペア:

[(1, 31383742), (2, 15691871), (13, 2414134), (26, 1207067), (29, 1082198), (58, 541099), (107, 293306), (214, 146653), (377, 83246), (389, 80678), (754, 41623), (778, 40339), (1391, 22562), (2782, 11281), (3103, 10114), (5057, 6206)]