1686003985

素因数分解:

$5^1\times {\mathrm{17}}^1\times {\mathrm{43}}^1\times {\mathrm{71}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:298

約数の個数: 64

約数和(自身を含む): 2278679040

約数和(自身を除く): 592675055

約数列:

[1, 5, 17, 43, 71, 73, 85, 89, 215, 355, 365, 445, 731, 1207, 1241, 1513, 3053, 3139, 3655, 3827, 5183, 6035, 6205, 6319, 6497, 7565, 15265, 15695, 19135, 25915, 31595, 32485, 51901, 53363, 65059, 88111, 107423, 110449, 222869, 259505, 266815, 271717, 279371, 325295, 440555, 461287, 537115, 552245, 1114345, 1358585, 1396855, 2306435, 3788773, 4619189, 4749307, 7841879, 18943865, 19835341, 23095945, 23746535, 39209395, 99176705, 337200797, 1686003985]

約数ペア:

[(1, 1686003985), (5, 337200797), (17, 99176705), (43, 39209395), (71, 23746535), (73, 23095945), (85, 19835341), (89, 18943865), (215, 7841879), (355, 4749307), (365, 4619189), (445, 3788773), (731, 2306435), (1207, 1396855), (1241, 1358585), (1513, 1114345), (3053, 552245), (3139, 537115), (3655, 461287), (3827, 440555), (5183, 325295), (6035, 279371), (6205, 271717), (6319, 266815), (6497, 259505), (7565, 222869), (15265, 110449), (15695, 107423), (19135, 88111), (25915, 65059), (31595, 53363), (32485, 51901)]