38890755

素因数分解:

$3^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{107}}^1\times {\mathrm{197}}^1$

素因数の和:356

約数の個数: 48

約数和(自身を含む): 70053984

約数和(自身を除く): 31163229

約数列:

[1, 3, 5, 9, 15, 41, 45, 107, 123, 197, 205, 321, 369, 535, 591, 615, 963, 985, 1605, 1773, 1845, 2955, 4387, 4815, 8077, 8865, 13161, 21079, 21935, 24231, 39483, 40385, 63237, 65805, 72693, 105395, 121155, 189711, 197415, 316185, 363465, 864239, 948555, 2592717, 4321195, 7778151, 12963585, 38890755]

約数ペア:

[(1, 38890755), (3, 12963585), (5, 7778151), (9, 4321195), (15, 2592717), (41, 948555), (45, 864239), (107, 363465), (123, 316185), (197, 197415), (205, 189711), (321, 121155), (369, 105395), (535, 72693), (591, 65805), (615, 63237), (963, 40385), (985, 39483), (1605, 24231), (1773, 21935), (1845, 21079), (2955, 13161), (4387, 8865), (4815, 8077)]