27990246

素因数分解:

$2^1\times 3^1\times {\mathrm{131}}^1\times {\mathrm{149}}^1\times {\mathrm{239}}^1$

素因数の和:524

約数の個数: 32

約数和(自身を含む): 57024000

約数和(自身を除く): 29033754

約数列:

[1, 2, 3, 6, 131, 149, 239, 262, 298, 393, 447, 478, 717, 786, 894, 1434, 19519, 31309, 35611, 39038, 58557, 62618, 71222, 93927, 106833, 117114, 187854, 213666, 4665041, 9330082, 13995123, 27990246]

約数ペア:

[(1, 27990246), (2, 13995123), (3, 9330082), (6, 4665041), (131, 213666), (149, 187854), (239, 117114), (262, 106833), (298, 93927), (393, 71222), (447, 62618), (478, 58557), (717, 39038), (786, 35611), (894, 31309), (1434, 19519)]