26851419

素因数分解:

$3^4\times 7^1\times {\mathrm{23}}^1\times {\mathrm{29}}^1\times {\mathrm{71}}^1$

素因数の和:142

約数の個数: 80

約数和(自身を含む): 50181120

約数和(自身を除く): 23329701

約数列:

[1, 3, 7, 9, 21, 23, 27, 29, 63, 69, 71, 81, 87, 161, 189, 203, 207, 213, 261, 483, 497, 567, 609, 621, 639, 667, 783, 1449, 1491, 1633, 1827, 1863, 1917, 2001, 2059, 2349, 4347, 4473, 4669, 4899, 5481, 5751, 6003, 6177, 11431, 13041, 13419, 14007, 14413, 14697, 16443, 18009, 18531, 34293, 40257, 42021, 43239, 44091, 47357, 54027, 55593, 102879, 126063, 129717, 132273, 142071, 166779, 308637, 331499, 378189, 389151, 426213, 925911, 994497, 1167453, 1278639, 2983491, 3835917, 8950473, 26851419]

約数ペア:

[(1, 26851419), (3, 8950473), (7, 3835917), (9, 2983491), (21, 1278639), (23, 1167453), (27, 994497), (29, 925911), (63, 426213), (69, 389151), (71, 378189), (81, 331499), (87, 308637), (161, 166779), (189, 142071), (203, 132273), (207, 129717), (213, 126063), (261, 102879), (483, 55593), (497, 54027), (567, 47357), (609, 44091), (621, 43239), (639, 42021), (667, 40257), (783, 34293), (1449, 18531), (1491, 18009), (1633, 16443), (1827, 14697), (1863, 14413), (1917, 14007), (2001, 13419), (2059, 13041), (2349, 11431), (4347, 6177), (4473, 6003), (4669, 5751), (4899, 5481)]