13215868

素因数分解:

$2^2\times {\mathrm{17}}^1\times {\mathrm{19}}^1\times {\mathrm{53}}^1\times {\mathrm{193}}^1$

素因数の和:286

約数の個数: 48

約数和(自身を含む): 26399520

約数和(自身を除く): 13183652

約数列:

[1, 2, 4, 17, 19, 34, 38, 53, 68, 76, 106, 193, 212, 323, 386, 646, 772, 901, 1007, 1292, 1802, 2014, 3281, 3604, 3667, 4028, 6562, 7334, 10229, 13124, 14668, 17119, 20458, 34238, 40916, 62339, 68476, 124678, 173893, 194351, 249356, 347786, 388702, 695572, 777404, 3303967, 6607934, 13215868]

約数ペア:

[(1, 13215868), (2, 6607934), (4, 3303967), (17, 777404), (19, 695572), (34, 388702), (38, 347786), (53, 249356), (68, 194351), (76, 173893), (106, 124678), (193, 68476), (212, 62339), (323, 40916), (386, 34238), (646, 20458), (772, 17119), (901, 14668), (1007, 13124), (1292, 10229), (1802, 7334), (2014, 6562), (3281, 4028), (3604, 3667)]