31121776

素因数分解:

$2^4\times 7^1\times {\mathrm{241}}^1\times {\mathrm{1153}}^1$

素因数の和:1409

約数の個数: 40

約数和(自身を含む): 69258464

約数和(自身を除く): 38136688

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 241, 482, 964, 1153, 1687, 1928, 2306, 3374, 3856, 4612, 6748, 8071, 9224, 13496, 16142, 18448, 26992, 32284, 64568, 129136, 277873, 555746, 1111492, 1945111, 2222984, 3890222, 4445968, 7780444, 15560888, 31121776]

約数ペア:

[(1, 31121776), (2, 15560888), (4, 7780444), (7, 4445968), (8, 3890222), (14, 2222984), (16, 1945111), (28, 1111492), (56, 555746), (112, 277873), (241, 129136), (482, 64568), (964, 32284), (1153, 26992), (1687, 18448), (1928, 16142), (2306, 13496), (3374, 9224), (3856, 8071), (4612, 6748)]