27858064

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{1999}}^1$

素因数の和:2087

約数の個数: 40

約数和(自身を含む): 59024000

約数和(自身を除く): 31165936

約数列:

[1, 2, 4, 8, 13, 16, 26, 52, 67, 104, 134, 208, 268, 536, 871, 1072, 1742, 1999, 3484, 3998, 6968, 7996, 13936, 15992, 25987, 31984, 51974, 103948, 133933, 207896, 267866, 415792, 535732, 1071464, 1741129, 2142928, 3482258, 6964516, 13929032, 27858064]

約数ペア:

[(1, 27858064), (2, 13929032), (4, 6964516), (8, 3482258), (13, 2142928), (16, 1741129), (26, 1071464), (52, 535732), (67, 415792), (104, 267866), (134, 207896), (208, 133933), (268, 103948), (536, 51974), (871, 31984), (1072, 25987), (1742, 15992), (1999, 13936), (3484, 7996), (3998, 6968)]