261170896

素因数分解:

$2^4\times 7^1\times {\mathrm{1249}}^1\times {\mathrm{1867}}^1$

素因数の和:3131

約数の個数: 40

約数和(自身を含む): 579080000

約数和(自身を除く): 317909104

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 56, 112, 1249, 1867, 2498, 3734, 4996, 7468, 8743, 9992, 13069, 14936, 17486, 19984, 26138, 29872, 34972, 52276, 69944, 104552, 139888, 209104, 2331883, 4663766, 9327532, 16323181, 18655064, 32646362, 37310128, 65292724, 130585448, 261170896]

約数ペア:

[(1, 261170896), (2, 130585448), (4, 65292724), (7, 37310128), (8, 32646362), (14, 18655064), (16, 16323181), (28, 9327532), (56, 4663766), (112, 2331883), (1249, 209104), (1867, 139888), (2498, 104552), (3734, 69944), (4996, 52276), (7468, 34972), (8743, 29872), (9992, 26138), (13069, 19984), (14936, 17486)]