86531529

素因数分解:

$3^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{137}}^1\times {\mathrm{1583}}^1$

素因数の和:1749

約数の個数: 32

約数和(自身を含む): 139898880

約数和(自身を除く): 53367351

約数列:

[1, 3, 7, 19, 21, 57, 133, 137, 399, 411, 959, 1583, 2603, 2877, 4749, 7809, 11081, 18221, 30077, 33243, 54663, 90231, 210539, 216871, 631617, 650613, 1518097, 4120549, 4554291, 12361647, 28843843, 86531529]

約数ペア:

[(1, 86531529), (3, 28843843), (7, 12361647), (19, 4554291), (21, 4120549), (57, 1518097), (133, 650613), (137, 631617), (399, 216871), (411, 210539), (959, 90231), (1583, 54663), (2603, 33243), (2877, 30077), (4749, 18221), (7809, 11081)]