65521890

素因数分解:

$2^1\times 3^2\times 5^1\times 7^1\times {\mathrm{104003}}^1$

素因数の和:104023

約数の個数: 48

約数和(自身を含む): 194695488

約数和(自身を除く): 129173598

約数列:

[1, 2, 3, 5, 6, 7, 9, 10, 14, 15, 18, 21, 30, 35, 42, 45, 63, 70, 90, 105, 126, 210, 315, 630, 104003, 208006, 312009, 520015, 624018, 728021, 936027, 1040030, 1456042, 1560045, 1872054, 2184063, 3120090, 3640105, 4368126, 4680135, 6552189, 7280210, 9360270, 10920315, 13104378, 21840630, 32760945, 65521890]

約数ペア:

[(1, 65521890), (2, 32760945), (3, 21840630), (5, 13104378), (6, 10920315), (7, 9360270), (9, 7280210), (10, 6552189), (14, 4680135), (15, 4368126), (18, 3640105), (21, 3120090), (30, 2184063), (35, 1872054), (42, 1560045), (45, 1456042), (63, 1040030), (70, 936027), (90, 728021), (105, 624018), (126, 520015), (210, 312009), (315, 208006), (630, 104003)]