31116447

素因数分解:

$3^3\times {\mathrm{23}}^1\times {\mathrm{89}}^1\times {\mathrm{563}}^1$

素因数の和:684

約数の個数: 32

約数和(自身を含む): 48729600

約数和(自身を除く): 17613153

約数列:

[1, 3, 9, 23, 27, 69, 89, 207, 267, 563, 621, 801, 1689, 2047, 2403, 5067, 6141, 12949, 15201, 18423, 38847, 50107, 55269, 116541, 150321, 349623, 450963, 1152461, 1352889, 3457383, 10372149, 31116447]

約数ペア:

[(1, 31116447), (3, 10372149), (9, 3457383), (23, 1352889), (27, 1152461), (69, 450963), (89, 349623), (207, 150321), (267, 116541), (563, 55269), (621, 50107), (801, 38847), (1689, 18423), (2047, 15201), (2403, 12949), (5067, 6141)]