129684145

素因数分解:

$5^1\times {\mathrm{127}}^1\times {\mathrm{331}}^1\times {\mathrm{617}}^1$

素因数の和:1080

約数の個数: 16

約数和(自身を含む): 157575168

約数和(自身を除く): 27891023

約数列:

[1, 5, 127, 331, 617, 635, 1655, 3085, 42037, 78359, 204227, 210185, 391795, 1021135, 25936829, 129684145]

約数ペア:

[(1, 129684145), (5, 25936829), (127, 1021135), (331, 391795), (617, 210185), (635, 204227), (1655, 78359), (3085, 42037)]