1821986730

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{17}}^1\times {\mathrm{396947}}^1$

素因数の和:396980

約数の個数: 64

約数和(自身を含む): 5144446080

約数和(自身を除く): 3322459350

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 17, 18, 27, 30, 34, 45, 51, 54, 85, 90, 102, 135, 153, 170, 255, 270, 306, 459, 510, 765, 918, 1530, 2295, 4590, 396947, 793894, 1190841, 1984735, 2381682, 3572523, 3969470, 5954205, 6748099, 7145046, 10717569, 11908410, 13496198, 17862615, 20244297, 21435138, 33740495, 35725230, 40488594, 53587845, 60732891, 67480990, 101221485, 107175690, 121465782, 182198673, 202442970, 303664455, 364397346, 607328910, 910993365, 1821986730]

約数ペア:

[(1, 1821986730), (2, 910993365), (3, 607328910), (5, 364397346), (6, 303664455), (9, 202442970), (10, 182198673), (15, 121465782), (17, 107175690), (18, 101221485), (27, 67480990), (30, 60732891), (34, 53587845), (45, 40488594), (51, 35725230), (54, 33740495), (85, 21435138), (90, 20244297), (102, 17862615), (135, 13496198), (153, 11908410), (170, 10717569), (255, 7145046), (270, 6748099), (306, 5954205), (459, 3969470), (510, 3572523), (765, 2381682), (918, 1984735), (1530, 1190841), (2295, 793894), (4590, 396947)]