84172865

素因数分解:

$5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{587}}^1$

素因数の和:857

約数の個数: 32

約数和(自身を含む): 122943744

約数和(自身を除く): 38770879

約数列:

[1, 5, 7, 17, 35, 85, 119, 241, 587, 595, 1205, 1687, 2935, 4097, 4109, 8435, 9979, 20485, 20545, 28679, 49895, 69853, 141467, 143395, 349265, 707335, 990269, 2404939, 4951345, 12024695, 16834573, 84172865]

約数ペア:

[(1, 84172865), (5, 16834573), (7, 12024695), (17, 4951345), (35, 2404939), (85, 990269), (119, 707335), (241, 349265), (587, 143395), (595, 141467), (1205, 69853), (1687, 49895), (2935, 28679), (4097, 20545), (4109, 20485), (8435, 9979)]