28107756

素因数分解:

$2^2\times 3^3\times {\mathrm{317}}^1\times {\mathrm{821}}^1$

素因数の和:1151

約数の個数: 48

約数和(自身を含む): 73190880

約数和(自身を除く): 45083124

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 108, 317, 634, 821, 951, 1268, 1642, 1902, 2463, 2853, 3284, 3804, 4926, 5706, 7389, 8559, 9852, 11412, 14778, 17118, 22167, 29556, 34236, 44334, 88668, 260257, 520514, 780771, 1041028, 1561542, 2342313, 3123084, 4684626, 7026939, 9369252, 14053878, 28107756]

約数ペア:

[(1, 28107756), (2, 14053878), (3, 9369252), (4, 7026939), (6, 4684626), (9, 3123084), (12, 2342313), (18, 1561542), (27, 1041028), (36, 780771), (54, 520514), (108, 260257), (317, 88668), (634, 44334), (821, 34236), (951, 29556), (1268, 22167), (1642, 17118), (1902, 14778), (2463, 11412), (2853, 9852), (3284, 8559), (3804, 7389), (4926, 5706)]