81222646

素因数分解:

$2^1\times {\mathrm{89}}^1\times {\mathrm{199}}^1\times {\mathrm{2293}}^1$

素因数の和:2583

約数の個数: 16

約数和(自身を含む): 123876000

約数和(自身を除く): 42653354

約数列:

[1, 2, 89, 178, 199, 398, 2293, 4586, 17711, 35422, 204077, 408154, 456307, 912614, 40611323, 81222646]

約数ペア:

[(1, 81222646), (2, 40611323), (89, 912614), (178, 456307), (199, 408154), (398, 204077), (2293, 35422), (4586, 17711)]