31979196

素因数分解:

$2^2\times 3^2\times {\mathrm{131}}^1\times {\mathrm{6781}}^1$

素因数の和:6922

約数の個数: 36

約数和(自身を含む): 81465384

約数和(自身を除く): 49486188

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 131, 262, 393, 524, 786, 1179, 1572, 2358, 4716, 6781, 13562, 20343, 27124, 40686, 61029, 81372, 122058, 244116, 888311, 1776622, 2664933, 3553244, 5329866, 7994799, 10659732, 15989598, 31979196]

約数ペア:

[(1, 31979196), (2, 15989598), (3, 10659732), (4, 7994799), (6, 5329866), (9, 3553244), (12, 2664933), (18, 1776622), (36, 888311), (131, 244116), (262, 122058), (393, 81372), (524, 61029), (786, 40686), (1179, 27124), (1572, 20343), (2358, 13562), (4716, 6781)]