128993046

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{7621}}^1$

素因数の和:7677

約数の個数: 64

約数和(自身を含む): 327806976

約数和(自身を除く): 198813930

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 31, 39, 42, 62, 78, 91, 93, 182, 186, 217, 273, 403, 434, 546, 651, 806, 1209, 1302, 2418, 2821, 5642, 7621, 8463, 15242, 16926, 22863, 45726, 53347, 99073, 106694, 160041, 198146, 236251, 297219, 320082, 472502, 594438, 693511, 708753, 1387022, 1417506, 1653757, 2080533, 3071263, 3307514, 4161066, 4961271, 6142526, 9213789, 9922542, 18427578, 21498841, 42997682, 64496523, 128993046]

約数ペア:

[(1, 128993046), (2, 64496523), (3, 42997682), (6, 21498841), (7, 18427578), (13, 9922542), (14, 9213789), (21, 6142526), (26, 4961271), (31, 4161066), (39, 3307514), (42, 3071263), (62, 2080533), (78, 1653757), (91, 1417506), (93, 1387022), (182, 708753), (186, 693511), (217, 594438), (273, 472502), (403, 320082), (434, 297219), (546, 236251), (651, 198146), (806, 160041), (1209, 106694), (1302, 99073), (2418, 53347), (2821, 45726), (5642, 22863), (7621, 16926), (8463, 15242)]