28082421

素因数分解:

$3^2\times {\mathrm{53}}^1\times {\mathrm{113}}^1\times {\mathrm{521}}^1$

素因数の和:693

約数の個数: 24

約数和(自身を含む): 41774616

約数和(自身を除く): 13692195

約数列:

[1, 3, 9, 53, 113, 159, 339, 477, 521, 1017, 1563, 4689, 5989, 17967, 27613, 53901, 58873, 82839, 176619, 248517, 529857, 3120269, 9360807, 28082421]

約数ペア:

[(1, 28082421), (3, 9360807), (9, 3120269), (53, 529857), (113, 248517), (159, 176619), (339, 82839), (477, 58873), (521, 53901), (1017, 27613), (1563, 17967), (4689, 5989)]