407689919

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{139}}^1\times {\mathrm{167}}^1\times {\mathrm{193}}^1$

素因数の和:519

約数の個数: 32

約数和(自身を含む): 511042560

約数和(自身を除く): 103352641

約数列:

[1, 7, 13, 91, 139, 167, 193, 973, 1169, 1351, 1807, 2171, 2509, 12649, 15197, 17563, 23213, 26827, 32231, 162491, 187789, 225617, 301769, 348751, 419003, 2112383, 2441257, 2933021, 4480109, 31360763, 58241417, 407689919]

約数ペア:

[(1, 407689919), (7, 58241417), (13, 31360763), (91, 4480109), (139, 2933021), (167, 2441257), (193, 2112383), (973, 419003), (1169, 348751), (1351, 301769), (1807, 225617), (2171, 187789), (2509, 162491), (12649, 32231), (15197, 26827), (17563, 23213)]