28243176

素因数分解:

$2^3\times 3^1\times {\mathrm{13}}^1\times {\mathrm{90523}}^1$

素因数の和:90545

約数の個数: 32

約数和(自身を含む): 76040160

約数和(自身を除く): 47796984

約数列:

[1, 2, 3, 4, 6, 8, 12, 13, 24, 26, 39, 52, 78, 104, 156, 312, 90523, 181046, 271569, 362092, 543138, 724184, 1086276, 1176799, 2172552, 2353598, 3530397, 4707196, 7060794, 9414392, 14121588, 28243176]

約数ペア:

[(1, 28243176), (2, 14121588), (3, 9414392), (4, 7060794), (6, 4707196), (8, 3530397), (12, 2353598), (13, 2172552), (24, 1176799), (26, 1086276), (39, 724184), (52, 543138), (78, 362092), (104, 271569), (156, 181046), (312, 90523)]