25267281

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{79}}^1\times {\mathrm{139}}^1$

素因数の和:293

約数の個数: 32

約数和(自身を含む): 37632000

約数和(自身を除く): 12364719

約数列:

[1, 3, 13, 39, 59, 79, 139, 177, 237, 417, 767, 1027, 1807, 2301, 3081, 4661, 5421, 8201, 10981, 13983, 24603, 32943, 60593, 106613, 142753, 181779, 319839, 428259, 647879, 1943637, 8422427, 25267281]

約数ペア:

[(1, 25267281), (3, 8422427), (13, 1943637), (39, 647879), (59, 428259), (79, 319839), (139, 181779), (177, 142753), (237, 106613), (417, 60593), (767, 32943), (1027, 24603), (1807, 13983), (2301, 10981), (3081, 8201), (4661, 5421)]