51231873

素因数分解:

$3^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{131}}^1\times {\mathrm{1693}}^1$

素因数の和:1845

約数の個数: 32

約数和(自身を含む): 85865472

約数和(自身を除く): 34633599

約数列:

[1, 3, 7, 11, 21, 33, 77, 131, 231, 393, 917, 1441, 1693, 2751, 4323, 5079, 10087, 11851, 18623, 30261, 35553, 55869, 130361, 221783, 391083, 665349, 1552481, 2439613, 4657443, 7318839, 17077291, 51231873]

約数ペア:

[(1, 51231873), (3, 17077291), (7, 7318839), (11, 4657443), (21, 2439613), (33, 1552481), (77, 665349), (131, 391083), (231, 221783), (393, 130361), (917, 55869), (1441, 35553), (1693, 30261), (2751, 18623), (4323, 11851), (5079, 10087)]