51178179

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{42331}}^1$

素因数の和:42378

約数の個数: 16

約数和(自身を含む): 75858944

約数和(自身を除く): 24680765

約数列:

[1, 3, 13, 31, 39, 93, 403, 1209, 42331, 126993, 550303, 1312261, 1650909, 3936783, 17059393, 51178179]

約数ペア:

[(1, 51178179), (3, 17059393), (13, 3936783), (31, 1650909), (39, 1312261), (93, 550303), (403, 126993), (1209, 42331)]