31878816

素因数分解:

$2^5\times 3^1\times {\mathrm{139}}^1\times {\mathrm{2389}}^1$

素因数の和:2541

約数の個数: 48

約数和(自身を含む): 84319200

約数和(自身を除く): 52440384

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 32, 48, 96, 139, 278, 417, 556, 834, 1112, 1668, 2224, 2389, 3336, 4448, 4778, 6672, 7167, 9556, 13344, 14334, 19112, 28668, 38224, 57336, 76448, 114672, 229344, 332071, 664142, 996213, 1328284, 1992426, 2656568, 3984852, 5313136, 7969704, 10626272, 15939408, 31878816]

約数ペア:

[(1, 31878816), (2, 15939408), (3, 10626272), (4, 7969704), (6, 5313136), (8, 3984852), (12, 2656568), (16, 1992426), (24, 1328284), (32, 996213), (48, 664142), (96, 332071), (139, 229344), (278, 114672), (417, 76448), (556, 57336), (834, 38224), (1112, 28668), (1668, 19112), (2224, 14334), (2389, 13344), (3336, 9556), (4448, 7167), (4778, 6672)]