28728432

素因数分解:

$2^4\times 3^7\times {\mathrm{821}}^1$

素因数の和:850

約数の個数: 80

約数和(自身を含む): 83580960

約数和(自身を除く): 54852528

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 27, 36, 48, 54, 72, 81, 108, 144, 162, 216, 243, 324, 432, 486, 648, 729, 821, 972, 1296, 1458, 1642, 1944, 2187, 2463, 2916, 3284, 3888, 4374, 4926, 5832, 6568, 7389, 8748, 9852, 11664, 13136, 14778, 17496, 19704, 22167, 29556, 34992, 39408, 44334, 59112, 66501, 88668, 118224, 133002, 177336, 199503, 266004, 354672, 399006, 532008, 598509, 798012, 1064016, 1197018, 1596024, 1795527, 2394036, 3192048, 3591054, 4788072, 7182108, 9576144, 14364216, 28728432]

約数ペア:

[(1, 28728432), (2, 14364216), (3, 9576144), (4, 7182108), (6, 4788072), (8, 3591054), (9, 3192048), (12, 2394036), (16, 1795527), (18, 1596024), (24, 1197018), (27, 1064016), (36, 798012), (48, 598509), (54, 532008), (72, 399006), (81, 354672), (108, 266004), (144, 199503), (162, 177336), (216, 133002), (243, 118224), (324, 88668), (432, 66501), (486, 59112), (648, 44334), (729, 39408), (821, 34992), (972, 29556), (1296, 22167), (1458, 19704), (1642, 17496), (1944, 14778), (2187, 13136), (2463, 11664), (2916, 9852), (3284, 8748), (3888, 7389), (4374, 6568), (4926, 5832)]