28645984

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{67}}^1\times {\mathrm{431}}^1$

素因数の和:539

約数の個数: 48

約数和(自身を含む): 59222016

約数和(自身を除く): 30576032

約数列:

[1, 2, 4, 8, 16, 31, 32, 62, 67, 124, 134, 248, 268, 431, 496, 536, 862, 992, 1072, 1724, 2077, 2144, 3448, 4154, 6896, 8308, 13361, 13792, 16616, 26722, 28877, 33232, 53444, 57754, 66464, 106888, 115508, 213776, 231016, 427552, 462032, 895187, 924064, 1790374, 3580748, 7161496, 14322992, 28645984]

約数ペア:

[(1, 28645984), (2, 14322992), (4, 7161496), (8, 3580748), (16, 1790374), (31, 924064), (32, 895187), (62, 462032), (67, 427552), (124, 231016), (134, 213776), (248, 115508), (268, 106888), (431, 66464), (496, 57754), (536, 53444), (862, 33232), (992, 28877), (1072, 26722), (1724, 16616), (2077, 13792), (2144, 13361), (3448, 8308), (4154, 6896)]