28089048

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{197}}^1\times {\mathrm{457}}^1$

素因数の和:676

約数の個数: 64

約数和(自身を含む): 76174560

約数和(自身を除く): 48085512

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 197, 312, 394, 457, 591, 788, 914, 1182, 1371, 1576, 1828, 2364, 2561, 2742, 3656, 4728, 5122, 5484, 5941, 7683, 10244, 10968, 11882, 15366, 17823, 20488, 23764, 30732, 35646, 47528, 61464, 71292, 90029, 142584, 180058, 270087, 360116, 540174, 720232, 1080348, 1170377, 2160696, 2340754, 3511131, 4681508, 7022262, 9363016, 14044524, 28089048]

約数ペア:

[(1, 28089048), (2, 14044524), (3, 9363016), (4, 7022262), (6, 4681508), (8, 3511131), (12, 2340754), (13, 2160696), (24, 1170377), (26, 1080348), (39, 720232), (52, 540174), (78, 360116), (104, 270087), (156, 180058), (197, 142584), (312, 90029), (394, 71292), (457, 61464), (591, 47528), (788, 35646), (914, 30732), (1182, 23764), (1371, 20488), (1576, 17823), (1828, 15366), (2364, 11882), (2561, 10968), (2742, 10244), (3656, 7683), (4728, 5941), (5122, 5484)]