28396008

素因数分解:

$2^3\times 3^8\times {\mathrm{541}}^1$

素因数の和:571

約数の個数: 72

約数和(自身を含む): 80007330

約数和(自身を除く): 51611322

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 541, 648, 729, 972, 1082, 1458, 1623, 1944, 2164, 2187, 2916, 3246, 4328, 4374, 4869, 5832, 6492, 6561, 8748, 9738, 12984, 13122, 14607, 17496, 19476, 26244, 29214, 38952, 43821, 52488, 58428, 87642, 116856, 131463, 175284, 262926, 350568, 394389, 525852, 788778, 1051704, 1183167, 1577556, 2366334, 3155112, 3549501, 4732668, 7099002, 9465336, 14198004, 28396008]

約数ペア:

[(1, 28396008), (2, 14198004), (3, 9465336), (4, 7099002), (6, 4732668), (8, 3549501), (9, 3155112), (12, 2366334), (18, 1577556), (24, 1183167), (27, 1051704), (36, 788778), (54, 525852), (72, 394389), (81, 350568), (108, 262926), (162, 175284), (216, 131463), (243, 116856), (324, 87642), (486, 58428), (541, 52488), (648, 43821), (729, 38952), (972, 29214), (1082, 26244), (1458, 19476), (1623, 17496), (1944, 14607), (2164, 13122), (2187, 12984), (2916, 9738), (3246, 8748), (4328, 6561), (4374, 6492), (4869, 5832)]