13908128

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{67}}^1\times {\mathrm{499}}^1$

素因数の和:589

約数の個数: 48

約数和(自身を含む): 29988000

約数和(自身を除く): 16079872

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 67, 104, 134, 208, 268, 416, 499, 536, 871, 998, 1072, 1742, 1996, 2144, 3484, 3992, 6487, 6968, 7984, 12974, 13936, 15968, 25948, 27872, 33433, 51896, 66866, 103792, 133732, 207584, 267464, 434629, 534928, 869258, 1069856, 1738516, 3477032, 6954064, 13908128]

約数ペア:

[(1, 13908128), (2, 6954064), (4, 3477032), (8, 1738516), (13, 1069856), (16, 869258), (26, 534928), (32, 434629), (52, 267464), (67, 207584), (104, 133732), (134, 103792), (208, 66866), (268, 51896), (416, 33433), (499, 27872), (536, 25948), (871, 15968), (998, 13936), (1072, 12974), (1742, 7984), (1996, 6968), (2144, 6487), (3484, 3992)]