265928312

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{307}}^1\times {\mathrm{8329}}^1$

素因数の和:8655

約数の個数: 32

約数和(自身を含む): 538784400

約数和(自身を除く): 272856088

約数列:

[1, 2, 4, 8, 13, 26, 52, 104, 307, 614, 1228, 2456, 3991, 7982, 8329, 15964, 16658, 31928, 33316, 66632, 108277, 216554, 433108, 866216, 2557003, 5114006, 10228012, 20456024, 33241039, 66482078, 132964156, 265928312]

約数ペア:

[(1, 265928312), (2, 132964156), (4, 66482078), (8, 33241039), (13, 20456024), (26, 10228012), (52, 5114006), (104, 2557003), (307, 866216), (614, 433108), (1228, 216554), (2456, 108277), (3991, 66632), (7982, 33316), (8329, 31928), (15964, 16658)]