68231415

素因数分解:

$3^1\times 5^1\times 7^1\times {\mathrm{157}}^1\times {\mathrm{4139}}^1$

素因数の和:4311

約数の個数: 32

約数和(自身を含む): 125591040

約数和(自身を除く): 57359625

約数列:

[1, 3, 5, 7, 15, 21, 35, 105, 157, 471, 785, 1099, 2355, 3297, 4139, 5495, 12417, 16485, 20695, 28973, 62085, 86919, 144865, 434595, 649823, 1949469, 3249115, 4548761, 9747345, 13646283, 22743805, 68231415]

約数ペア:

[(1, 68231415), (3, 22743805), (5, 13646283), (7, 9747345), (15, 4548761), (21, 3249115), (35, 1949469), (105, 649823), (157, 434595), (471, 144865), (785, 86919), (1099, 62085), (2355, 28973), (3297, 20695), (4139, 16485), (5495, 12417)]