256647822

素因数分解:

$2^1\times 3^1\times {\mathrm{31}}^1\times {\mathrm{43}}^1\times {\mathrm{32089}}^1$

素因数の和:32168

約数の個数: 32

約数和(自身を含む): 542192640

約数和(自身を除く): 285544818

約数列:

[1, 2, 3, 6, 31, 43, 62, 86, 93, 129, 186, 258, 1333, 2666, 3999, 7998, 32089, 64178, 96267, 192534, 994759, 1379827, 1989518, 2759654, 2984277, 4139481, 5968554, 8278962, 42774637, 85549274, 128323911, 256647822]

約数ペア:

[(1, 256647822), (2, 128323911), (3, 85549274), (6, 42774637), (31, 8278962), (43, 5968554), (62, 4139481), (86, 2984277), (93, 2759654), (129, 1989518), (186, 1379827), (258, 994759), (1333, 192534), (2666, 96267), (3999, 64178), (7998, 32089)]