28742272

素因数分解:

$2^7\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{751}}^1$

素因数の和:801

約数の個数: 64

約数和(自身を含む): 64431360

約数和(自身を除く): 35689088

約数列:

[1, 2, 4, 8, 13, 16, 23, 26, 32, 46, 52, 64, 92, 104, 128, 184, 208, 299, 368, 416, 598, 736, 751, 832, 1196, 1472, 1502, 1664, 2392, 2944, 3004, 4784, 6008, 9568, 9763, 12016, 17273, 19136, 19526, 24032, 34546, 38272, 39052, 48064, 69092, 78104, 96128, 138184, 156208, 224549, 276368, 312416, 449098, 552736, 624832, 898196, 1105472, 1249664, 1796392, 2210944, 3592784, 7185568, 14371136, 28742272]

約数ペア:

[(1, 28742272), (2, 14371136), (4, 7185568), (8, 3592784), (13, 2210944), (16, 1796392), (23, 1249664), (26, 1105472), (32, 898196), (46, 624832), (52, 552736), (64, 449098), (92, 312416), (104, 276368), (128, 224549), (184, 156208), (208, 138184), (299, 96128), (368, 78104), (416, 69092), (598, 48064), (736, 39052), (751, 38272), (832, 34546), (1196, 24032), (1472, 19526), (1502, 19136), (1664, 17273), (2392, 12016), (2944, 9763), (3004, 9568), (4784, 6008)]