1286936

素因数分解:

$2^3\times 7^4\times {\mathrm{67}}^1$

素因数の和:101

約数の個数: 40

約数和(自身を含む): 2857020

約数和(自身を除く): 1570084

約数列:

[1, 2, 4, 7, 8, 14, 28, 49, 56, 67, 98, 134, 196, 268, 343, 392, 469, 536, 686, 938, 1372, 1876, 2401, 2744, 3283, 3752, 4802, 6566, 9604, 13132, 19208, 22981, 26264, 45962, 91924, 160867, 183848, 321734, 643468, 1286936]

約数ペア:

[(1, 1286936), (2, 643468), (4, 321734), (7, 183848), (8, 160867), (14, 91924), (28, 45962), (49, 26264), (56, 22981), (67, 19208), (98, 13132), (134, 9604), (196, 6566), (268, 4802), (343, 3752), (392, 3283), (469, 2744), (536, 2401), (686, 1876), (938, 1372)]