8319207

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{109}}^1$

素因数の和:247

約数の個数: 32

約数和(自身を含む): 12812800

約数和(自身を除く): 4493593

約数列:

[1, 3, 13, 19, 39, 57, 103, 109, 247, 309, 327, 741, 1339, 1417, 1957, 2071, 4017, 4251, 5871, 6213, 11227, 25441, 26923, 33681, 76323, 80769, 145951, 213313, 437853, 639939, 2773069, 8319207]

約数ペア:

[(1, 8319207), (3, 2773069), (13, 639939), (19, 437853), (39, 213313), (57, 145951), (103, 80769), (109, 76323), (247, 33681), (309, 26923), (327, 25441), (741, 11227), (1339, 6213), (1417, 5871), (1957, 4251), (2071, 4017)]