31561308

素因数分解:

$2^2\times 3^2\times {\mathrm{41}}^1\times {\mathrm{21383}}^1$

素因数の和:21434

約数の個数: 36

約数和(自身を含む): 81729648

約数和(自身を除く): 50168340

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 41, 82, 123, 164, 246, 369, 492, 738, 1476, 21383, 42766, 64149, 85532, 128298, 192447, 256596, 384894, 769788, 876703, 1753406, 2630109, 3506812, 5260218, 7890327, 10520436, 15780654, 31561308]

約数ペア:

[(1, 31561308), (2, 15780654), (3, 10520436), (4, 7890327), (6, 5260218), (9, 3506812), (12, 2630109), (18, 1753406), (36, 876703), (41, 769788), (82, 384894), (123, 256596), (164, 192447), (246, 128298), (369, 85532), (492, 64149), (738, 42766), (1476, 21383)]