2011878405

素因数分解:

$3^5\times 5^1\times {\mathrm{41}}^1\times {\mathrm{40387}}^1$

素因数の和:40448

約数の個数: 48

約数和(自身を含む): 3704710464

約数和(自身を除く): 1692832059

約数列:

[1, 3, 5, 9, 15, 27, 41, 45, 81, 123, 135, 205, 243, 369, 405, 615, 1107, 1215, 1845, 3321, 5535, 9963, 16605, 40387, 49815, 121161, 201935, 363483, 605805, 1090449, 1655867, 1817415, 3271347, 4967601, 5452245, 8279335, 9814041, 14902803, 16356735, 24838005, 44708409, 49070205, 74514015, 134125227, 223542045, 402375681, 670626135, 2011878405]

約数ペア:

[(1, 2011878405), (3, 670626135), (5, 402375681), (9, 223542045), (15, 134125227), (27, 74514015), (41, 49070205), (45, 44708409), (81, 24838005), (123, 16356735), (135, 14902803), (205, 9814041), (243, 8279335), (369, 5452245), (405, 4967601), (615, 3271347), (1107, 1817415), (1215, 1655867), (1845, 1090449), (3321, 605805), (5535, 363483), (9963, 201935), (16605, 121161), (40387, 49815)]