28211872

素因数分解:

$2^5\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{929}}^1$

素因数の和:1025

約数の個数: 48

約数和(自身を含む): 60699240

約数和(自身を除く): 32487368

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 73, 104, 146, 208, 292, 416, 584, 929, 949, 1168, 1858, 1898, 2336, 3716, 3796, 7432, 7592, 12077, 14864, 15184, 24154, 29728, 30368, 48308, 67817, 96616, 135634, 193232, 271268, 386464, 542536, 881621, 1085072, 1763242, 2170144, 3526484, 7052968, 14105936, 28211872]

約数ペア:

[(1, 28211872), (2, 14105936), (4, 7052968), (8, 3526484), (13, 2170144), (16, 1763242), (26, 1085072), (32, 881621), (52, 542536), (73, 386464), (104, 271268), (146, 193232), (208, 135634), (292, 96616), (416, 67817), (584, 48308), (929, 30368), (949, 29728), (1168, 24154), (1858, 15184), (1898, 14864), (2336, 12077), (3716, 7592), (3796, 7432)]