42857687984

素因数分解:

$2^4\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{970861}}^1$

素因数の和:970989

約数の個数: 40

約数和(自身を含む): 86678559360

約数和(自身を除く): 43820871376

約数列:

[1, 2, 4, 8, 16, 31, 62, 89, 124, 178, 248, 356, 496, 712, 1424, 2759, 5518, 11036, 22072, 44144, 970861, 1941722, 3883444, 7766888, 15533776, 30096691, 60193382, 86406629, 120386764, 172813258, 240773528, 345626516, 481547056, 691253032, 1382506064, 2678605499, 5357210998, 10714421996, 21428843992, 42857687984]

約数ペア:

[(1, 42857687984), (2, 21428843992), (4, 10714421996), (8, 5357210998), (16, 2678605499), (31, 1382506064), (62, 691253032), (89, 481547056), (124, 345626516), (178, 240773528), (248, 172813258), (356, 120386764), (496, 86406629), (712, 60193382), (1424, 30096691), (2759, 15533776), (5518, 7766888), (11036, 3883444), (22072, 1941722), (44144, 970861)]