31971204

素因数分解:

$2^2\times 3^2\times {\mathrm{397}}^1\times {\mathrm{2237}}^1$

素因数の和:2644

約数の個数: 36

約数和(自身を含む): 81055884

約数和(自身を除く): 49084680

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 36, 397, 794, 1191, 1588, 2237, 2382, 3573, 4474, 4764, 6711, 7146, 8948, 13422, 14292, 20133, 26844, 40266, 80532, 888089, 1776178, 2664267, 3552356, 5328534, 7992801, 10657068, 15985602, 31971204]

約数ペア:

[(1, 31971204), (2, 15985602), (3, 10657068), (4, 7992801), (6, 5328534), (9, 3552356), (12, 2664267), (18, 1776178), (36, 888089), (397, 80532), (794, 40266), (1191, 26844), (1588, 20133), (2237, 14292), (2382, 13422), (3573, 8948), (4474, 7146), (4764, 6711)]