71540068

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{449}}^1\times {\mathrm{653}}^1$

素因数の和:1167

約数の個数: 24

約数和(自身を含む): 127726200

約数和(自身を除く): 56186132

約数列:

[1, 2, 4, 61, 122, 244, 449, 653, 898, 1306, 1796, 2612, 27389, 39833, 54778, 79666, 109556, 159332, 293197, 586394, 1172788, 17885017, 35770034, 71540068]

約数ペア:

[(1, 71540068), (2, 35770034), (4, 17885017), (61, 1172788), (122, 586394), (244, 293197), (449, 159332), (653, 109556), (898, 79666), (1306, 54778), (1796, 39833), (2612, 27389)]