26971984

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:188

約数の個数: 80

約数和(自身を含む): 59996160

約数和(自身を除く): 33024176

約数列:

[1, 2, 4, 8, 13, 16, 26, 31, 47, 52, 62, 89, 94, 104, 124, 178, 188, 208, 248, 356, 376, 403, 496, 611, 712, 752, 806, 1157, 1222, 1424, 1457, 1612, 2314, 2444, 2759, 2914, 3224, 4183, 4628, 4888, 5518, 5828, 6448, 8366, 9256, 9776, 11036, 11656, 16732, 18512, 18941, 22072, 23312, 33464, 35867, 37882, 44144, 54379, 66928, 71734, 75764, 108758, 129673, 143468, 151528, 217516, 259346, 286936, 303056, 435032, 518692, 573872, 870064, 1037384, 1685749, 2074768, 3371498, 6742996, 13485992, 26971984]

約数ペア:

[(1, 26971984), (2, 13485992), (4, 6742996), (8, 3371498), (13, 2074768), (16, 1685749), (26, 1037384), (31, 870064), (47, 573872), (52, 518692), (62, 435032), (89, 303056), (94, 286936), (104, 259346), (124, 217516), (178, 151528), (188, 143468), (208, 129673), (248, 108758), (356, 75764), (376, 71734), (403, 66928), (496, 54379), (611, 44144), (712, 37882), (752, 35867), (806, 33464), (1157, 23312), (1222, 22072), (1424, 18941), (1457, 18512), (1612, 16732), (2314, 11656), (2444, 11036), (2759, 9776), (2914, 9256), (3224, 8366), (4183, 6448), (4628, 5828), (4888, 5518)]