261008055567

素因数分解:

$3^3\times 7^1\times {\mathrm{23}}^1\times {\mathrm{283}}^1\times {\mathrm{212167}}^1$

素因数の和:212489

約数の個数: 64

約数和(自身を含む): 462763868160

約数和(自身を除く): 201755812593

約数列:

[1, 3, 7, 9, 21, 23, 27, 63, 69, 161, 189, 207, 283, 483, 621, 849, 1449, 1981, 2547, 4347, 5943, 6509, 7641, 17829, 19527, 45563, 53487, 58581, 136689, 175743, 212167, 410067, 636501, 1230201, 1485169, 1909503, 4455507, 4879841, 5728509, 13366521, 14639523, 34158887, 40099563, 43918569, 60043261, 102476661, 131755707, 180129783, 307429983, 420302827, 540389349, 922289949, 1260908481, 1380995003, 1621168047, 3782725443, 4142985009, 9666965021, 11348176329, 12428955027, 29000895063, 37286865081, 87002685189, 261008055567]

約数ペア:

[(1, 261008055567), (3, 87002685189), (7, 37286865081), (9, 29000895063), (21, 12428955027), (23, 11348176329), (27, 9666965021), (63, 4142985009), (69, 3782725443), (161, 1621168047), (189, 1380995003), (207, 1260908481), (283, 922289949), (483, 540389349), (621, 420302827), (849, 307429983), (1449, 180129783), (1981, 131755707), (2547, 102476661), (4347, 60043261), (5943, 43918569), (6509, 40099563), (7641, 34158887), (17829, 14639523), (19527, 13366521), (45563, 5728509), (53487, 4879841), (58581, 4455507), (136689, 1909503), (175743, 1485169), (212167, 1230201), (410067, 636501)]