86878431

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{7583}}^1$

素因数の和:7675

約数の個数: 24

約数和(自身を含む): 134085120

約数和(自身を除く): 47206689

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 603, 1273, 3819, 7583, 11457, 22749, 68247, 144077, 432231, 508061, 1296693, 1524183, 4572549, 9653159, 28959477, 86878431]

約数ペア:

[(1, 86878431), (3, 28959477), (9, 9653159), (19, 4572549), (57, 1524183), (67, 1296693), (171, 508061), (201, 432231), (603, 144077), (1273, 68247), (3819, 22749), (7583, 11457)]