199187898

素因数分解:

$2^1\times 3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{491}}^1\times {\mathrm{743}}^1$

素因数の和:1259

約数の個数: 64

約数和(自身を含む): 491968512

約数和(自身を除く): 292780614

約数列:

[1, 2, 3, 6, 7, 13, 14, 21, 26, 39, 42, 78, 91, 182, 273, 491, 546, 743, 982, 1473, 1486, 2229, 2946, 3437, 4458, 5201, 6383, 6874, 9659, 10311, 10402, 12766, 15603, 19149, 19318, 20622, 28977, 31206, 38298, 44681, 57954, 67613, 89362, 134043, 135226, 202839, 268086, 364813, 405678, 729626, 1094439, 2188878, 2553691, 4742569, 5107382, 7661073, 9485138, 14227707, 15322146, 28455414, 33197983, 66395966, 99593949, 199187898]

約数ペア:

[(1, 199187898), (2, 99593949), (3, 66395966), (6, 33197983), (7, 28455414), (13, 15322146), (14, 14227707), (21, 9485138), (26, 7661073), (39, 5107382), (42, 4742569), (78, 2553691), (91, 2188878), (182, 1094439), (273, 729626), (491, 405678), (546, 364813), (743, 268086), (982, 202839), (1473, 135226), (1486, 134043), (2229, 89362), (2946, 67613), (3437, 57954), (4458, 44681), (5201, 38298), (6383, 31206), (6874, 28977), (9659, 20622), (10311, 19318), (10402, 19149), (12766, 15603)]