12972512

素因数分解:

$2^5\times 7^1\times {\mathrm{29}}^1\times {\mathrm{1997}}^1$

素因数の和:2043

約数の個数: 48

約数和(自身を含む): 30209760

約数和(自身を除く): 17237248

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 29, 32, 56, 58, 112, 116, 203, 224, 232, 406, 464, 812, 928, 1624, 1997, 3248, 3994, 6496, 7988, 13979, 15976, 27958, 31952, 55916, 57913, 63904, 111832, 115826, 223664, 231652, 405391, 447328, 463304, 810782, 926608, 1621564, 1853216, 3243128, 6486256, 12972512]

約数ペア:

[(1, 12972512), (2, 6486256), (4, 3243128), (7, 1853216), (8, 1621564), (14, 926608), (16, 810782), (28, 463304), (29, 447328), (32, 405391), (56, 231652), (58, 223664), (112, 115826), (116, 111832), (203, 63904), (224, 57913), (232, 55916), (406, 31952), (464, 27958), (812, 15976), (928, 13979), (1624, 7988), (1997, 6496), (3248, 3994)]