28605621

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{43}}^1\times {\mathrm{1061}}^1$

素因数の和:1137

約数の個数: 32

約数和(自身を含む): 44858880

約数和(自身を除く): 16253259

約数列:

[1, 3, 11, 19, 33, 43, 57, 129, 209, 473, 627, 817, 1061, 1419, 2451, 3183, 8987, 11671, 20159, 26961, 35013, 45623, 60477, 136869, 221749, 501853, 665247, 866837, 1505559, 2600511, 9535207, 28605621]

約数ペア:

[(1, 28605621), (3, 9535207), (11, 2600511), (19, 1505559), (33, 866837), (43, 665247), (57, 501853), (129, 221749), (209, 136869), (473, 60477), (627, 45623), (817, 35013), (1061, 26961), (1419, 20159), (2451, 11671), (3183, 8987)]