27505737

素因数分解:

$3^4\times 7^1\times {\mathrm{139}}^1\times {\mathrm{349}}^1$

素因数の和:507

約数の個数: 40

約数和(自身を含む): 47432000

約数和(自身を除く): 19926263

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 139, 189, 349, 417, 567, 973, 1047, 1251, 2443, 2919, 3141, 3753, 7329, 8757, 9423, 11259, 21987, 26271, 28269, 48511, 65961, 78813, 145533, 197883, 339577, 436599, 1018731, 1309797, 3056193, 3929391, 9168579, 27505737]

約数ペア:

[(1, 27505737), (3, 9168579), (7, 3929391), (9, 3056193), (21, 1309797), (27, 1018731), (63, 436599), (81, 339577), (139, 197883), (189, 145533), (349, 78813), (417, 65961), (567, 48511), (973, 28269), (1047, 26271), (1251, 21987), (2443, 11259), (2919, 9423), (3141, 8757), (3753, 7329)]