71378918

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{137}}^1\times {\mathrm{691}}^1$

素因数の和:872

約数の個数: 32

約数和(自身を含む): 120324960

約数和(自身を除く): 48946042

約数列:

[1, 2, 13, 26, 29, 58, 137, 274, 377, 691, 754, 1382, 1781, 3562, 3973, 7946, 8983, 17966, 20039, 40078, 51649, 94667, 103298, 189334, 260507, 521014, 1230671, 2461342, 2745343, 5490686, 35689459, 71378918]

約数ペア:

[(1, 71378918), (2, 35689459), (13, 5490686), (26, 2745343), (29, 2461342), (58, 1230671), (137, 521014), (274, 260507), (377, 189334), (691, 103298), (754, 94667), (1382, 51649), (1781, 40078), (3562, 20039), (3973, 17966), (7946, 8983)]