201663007

素因数分解:

$7^1\times {\mathrm{13}}^1\times {\mathrm{107}}^1\times {\mathrm{139}}^1\times {\mathrm{149}}^1$

素因数の和:415

約数の個数: 32

約数和(自身を含む): 254016000

約数和(自身を除く): 52352993

約数列:

[1, 7, 13, 91, 107, 139, 149, 749, 973, 1043, 1391, 1807, 1937, 9737, 12649, 13559, 14873, 15943, 20711, 104111, 111601, 144977, 193349, 207259, 269243, 1353443, 1450813, 1884701, 2216077, 15512539, 28809001, 201663007]

約数ペア:

[(1, 201663007), (7, 28809001), (13, 15512539), (91, 2216077), (107, 1884701), (139, 1450813), (149, 1353443), (749, 269243), (973, 207259), (1043, 193349), (1391, 144977), (1807, 111601), (1937, 104111), (9737, 20711), (12649, 15943), (13559, 14873)]