28580751

素因数分解:

$3^2\times {\mathrm{113}}^1\times {\mathrm{157}}^1\times {\mathrm{179}}^1$

素因数の和:455

約数の個数: 24

約数和(自身を含む): 42148080

約数和(自身を除く): 13567329

約数列:

[1, 3, 9, 113, 157, 179, 339, 471, 537, 1017, 1413, 1611, 17741, 20227, 28103, 53223, 60681, 84309, 159669, 182043, 252927, 3175639, 9526917, 28580751]

約数ペア:

[(1, 28580751), (3, 9526917), (9, 3175639), (113, 252927), (157, 182043), (179, 159669), (339, 84309), (471, 60681), (537, 53223), (1017, 28103), (1413, 20227), (1611, 17741)]