2987401245

素因数分解:

$3^1\times 5^1\times {\mathrm{17}}^1\times {\mathrm{41}}^1\times {\mathrm{163}}^1\times {\mathrm{1753}}^1$

素因数の和:1982

約数の個数: 64

約数和(自身を含む): 5219230464

約数和(自身を除く): 2231829219

約数列:

[1, 3, 5, 15, 17, 41, 51, 85, 123, 163, 205, 255, 489, 615, 697, 815, 1753, 2091, 2445, 2771, 3485, 5259, 6683, 8313, 8765, 10455, 13855, 20049, 26295, 29801, 33415, 41565, 71873, 89403, 100245, 113611, 149005, 215619, 285739, 340833, 359365, 447015, 568055, 857217, 1078095, 1221841, 1428695, 1704165, 3665523, 4286085, 4857563, 6109205, 11715299, 14572689, 18327615, 24287815, 35145897, 58576495, 72863445, 175729485, 199160083, 597480249, 995800415, 2987401245]

約数ペア:

[(1, 2987401245), (3, 995800415), (5, 597480249), (15, 199160083), (17, 175729485), (41, 72863445), (51, 58576495), (85, 35145897), (123, 24287815), (163, 18327615), (205, 14572689), (255, 11715299), (489, 6109205), (615, 4857563), (697, 4286085), (815, 3665523), (1753, 1704165), (2091, 1428695), (2445, 1221841), (2771, 1078095), (3485, 857217), (5259, 568055), (6683, 447015), (8313, 359365), (8765, 340833), (10455, 285739), (13855, 215619), (20049, 149005), (26295, 113611), (29801, 100245), (33415, 89403), (41565, 71873)]