71039787

素因数分解:

$3^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{15307}}^1$

素因数の和:15347

約数の個数: 32

約数和(自身を含む): 123443712

約数和(自身を除く): 52403925

約数列:

[1, 3, 7, 13, 17, 21, 39, 51, 91, 119, 221, 273, 357, 663, 1547, 4641, 15307, 45921, 107149, 198991, 260219, 321447, 596973, 780657, 1392937, 1821533, 3382847, 4178811, 5464599, 10148541, 23679929, 71039787]

約数ペア:

[(1, 71039787), (3, 23679929), (7, 10148541), (13, 5464599), (17, 4178811), (21, 3382847), (39, 1821533), (51, 1392937), (91, 780657), (119, 596973), (221, 321447), (273, 260219), (357, 198991), (663, 107149), (1547, 45921), (4641, 15307)]