28646319

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{577}}^1$

素因数の和:679

約数の個数: 32

約数和(自身を含む): 44020480

約数和(自身を除く): 15374161

約数列:

[1, 3, 13, 19, 39, 57, 67, 201, 247, 577, 741, 871, 1273, 1731, 2613, 3819, 7501, 10963, 16549, 22503, 32889, 38659, 49647, 115977, 142519, 427557, 502567, 734521, 1507701, 2203563, 9548773, 28646319]

約数ペア:

[(1, 28646319), (3, 9548773), (13, 2203563), (19, 1507701), (39, 734521), (57, 502567), (67, 427557), (201, 142519), (247, 115977), (577, 49647), (741, 38659), (871, 32889), (1273, 22503), (1731, 16549), (2613, 10963), (3819, 7501)]