25931143

素因数分解:

$7^3\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{173}}^1$

素因数の和:236

約数の個数: 32

約数和(自身を含む): 33408000

約数和(自身を除く): 7476857

約数列:

[1, 7, 19, 23, 49, 133, 161, 173, 343, 437, 931, 1127, 1211, 3059, 3287, 3979, 6517, 7889, 8477, 21413, 23009, 27853, 59339, 75601, 149891, 161063, 194971, 529207, 1127441, 1364797, 3704449, 25931143]

約数ペア:

[(1, 25931143), (7, 3704449), (19, 1364797), (23, 1127441), (49, 529207), (133, 194971), (161, 161063), (173, 149891), (343, 75601), (437, 59339), (931, 27853), (1127, 23009), (1211, 21413), (3059, 8477), (3287, 7889), (3979, 6517)]