213098488

素因数分解:

$2^3\times {\mathrm{109}}^1\times {\mathrm{244379}}^1$

素因数の和:244494

約数の個数: 16

約数和(自身を含む): 403227000

約数和(自身を除く): 190128512

約数列:

[1, 2, 4, 8, 109, 218, 436, 872, 244379, 488758, 977516, 1955032, 26637311, 53274622, 106549244, 213098488]

約数ペア:

[(1, 213098488), (2, 106549244), (4, 53274622), (8, 26637311), (109, 1955032), (218, 977516), (436, 488758), (872, 244379)]