25100517

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{17}}^3\times {\mathrm{131}}^1$

素因数の和:198

約数の個数: 32

約数和(自身を含む): 38586240

約数和(自身を除く): 13485723

約数列:

[1, 3, 13, 17, 39, 51, 131, 221, 289, 393, 663, 867, 1703, 2227, 3757, 4913, 5109, 6681, 11271, 14739, 28951, 37859, 63869, 86853, 113577, 191607, 492167, 643603, 1476501, 1930809, 8366839, 25100517]

約数ペア:

[(1, 25100517), (3, 8366839), (13, 1930809), (17, 1476501), (39, 643603), (51, 492167), (131, 191607), (221, 113577), (289, 86853), (393, 63869), (663, 37859), (867, 28951), (1703, 14739), (2227, 11271), (3757, 6681), (4913, 5109)]