81867406

素因数分解:

$2^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{173}}^1\times {\mathrm{199}}^1$

素因数の和:444

約数の個数: 32

約数和(自身を含む): 131544000

約数和(自身を除く): 49676594

約数列:

[1, 2, 29, 41, 58, 82, 173, 199, 346, 398, 1189, 2378, 5017, 5771, 7093, 8159, 10034, 11542, 14186, 16318, 34427, 68854, 205697, 236611, 411394, 473222, 998383, 1411507, 1996766, 2823014, 40933703, 81867406]

約数ペア:

[(1, 81867406), (2, 40933703), (29, 2823014), (41, 1996766), (58, 1411507), (82, 998383), (173, 473222), (199, 411394), (346, 236611), (398, 205697), (1189, 68854), (2378, 34427), (5017, 16318), (5771, 14186), (7093, 11542), (8159, 10034)]