28474984

素因数分解:

$2^3\times {\mathrm{29}}^1\times {\mathrm{139}}^1\times {\mathrm{883}}^1$

素因数の和:1057

約数の個数: 32

約数和(自身を含む): 55692000

約数和(自身を除く): 27217016

約数列:

[1, 2, 4, 8, 29, 58, 116, 139, 232, 278, 556, 883, 1112, 1766, 3532, 4031, 7064, 8062, 16124, 25607, 32248, 51214, 102428, 122737, 204856, 245474, 490948, 981896, 3559373, 7118746, 14237492, 28474984]

約数ペア:

[(1, 28474984), (2, 14237492), (4, 7118746), (8, 3559373), (29, 981896), (58, 490948), (116, 245474), (139, 204856), (232, 122737), (278, 102428), (556, 51214), (883, 32248), (1112, 25607), (1766, 16124), (3532, 8062), (4031, 7064)]