31384773

素因数分解:

$3^3\times 7^1\times {\mathrm{211}}^1\times {\mathrm{787}}^1$

素因数の和:1014

約数の個数: 32

約数和(自身を含む): 53457920

約数和(自身を除く): 22073147

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 211, 633, 787, 1477, 1899, 2361, 4431, 5509, 5697, 7083, 13293, 16527, 21249, 39879, 49581, 148743, 166057, 498171, 1162399, 1494513, 3487197, 4483539, 10461591, 31384773]

約数ペア:

[(1, 31384773), (3, 10461591), (7, 4483539), (9, 3487197), (21, 1494513), (27, 1162399), (63, 498171), (189, 166057), (211, 148743), (633, 49581), (787, 39879), (1477, 21249), (1899, 16527), (2361, 13293), (4431, 7083), (5509, 5697)]