28664784

素因数分解:

$2^4\times 3^2\times {\mathrm{137}}^1\times {\mathrm{1453}}^1$

素因数の和:1604

約数の個数: 60

約数和(自身を含む): 80862756

約数和(自身を除く): 52197972

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 137, 144, 274, 411, 548, 822, 1096, 1233, 1453, 1644, 2192, 2466, 2906, 3288, 4359, 4932, 5812, 6576, 8718, 9864, 11624, 13077, 17436, 19728, 23248, 26154, 34872, 52308, 69744, 104616, 199061, 209232, 398122, 597183, 796244, 1194366, 1592488, 1791549, 2388732, 3184976, 3583098, 4777464, 7166196, 9554928, 14332392, 28664784]

約数ペア:

[(1, 28664784), (2, 14332392), (3, 9554928), (4, 7166196), (6, 4777464), (8, 3583098), (9, 3184976), (12, 2388732), (16, 1791549), (18, 1592488), (24, 1194366), (36, 796244), (48, 597183), (72, 398122), (137, 209232), (144, 199061), (274, 104616), (411, 69744), (548, 52308), (822, 34872), (1096, 26154), (1233, 23248), (1453, 19728), (1644, 17436), (2192, 13077), (2466, 11624), (2906, 9864), (3288, 8718), (4359, 6576), (4932, 5812)]