129724658

素因数分解:

$2^1\times 7^3\times {\mathrm{127}}^1\times {\mathrm{1489}}^1$

素因数の和:1639

約数の個数: 32

約数和(自身を含む): 228864000

約数和(自身を除く): 99139342

約数列:

[1, 2, 7, 14, 49, 98, 127, 254, 343, 686, 889, 1489, 1778, 2978, 6223, 10423, 12446, 20846, 43561, 72961, 87122, 145922, 189103, 378206, 510727, 1021454, 1323721, 2647442, 9266047, 18532094, 64862329, 129724658]

約数ペア:

[(1, 129724658), (2, 64862329), (7, 18532094), (14, 9266047), (49, 2647442), (98, 1323721), (127, 1021454), (254, 510727), (343, 378206), (686, 189103), (889, 145922), (1489, 87122), (1778, 72961), (2978, 43561), (6223, 20846), (10423, 12446)]