31317766

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{61}}^1\times {\mathrm{11161}}^1$

素因数の和:11247

約数の個数: 16

約数和(自身を含む): 49827168

約数和(自身を除く): 18509402

約数列:

[1, 2, 23, 46, 61, 122, 1403, 2806, 11161, 22322, 256703, 513406, 680821, 1361642, 15658883, 31317766]

約数ペア:

[(1, 31317766), (2, 15658883), (23, 1361642), (46, 680821), (61, 513406), (122, 256703), (1403, 22322), (2806, 11161)]