28394793

素因数分解:

$3^5\times 7^1\times {\mathrm{16693}}^1$

素因数の和:16715

約数の個数: 24

約数和(自身を含む): 48612928

約数和(自身を除く): 20218135

約数列:

[1, 3, 7, 9, 21, 27, 63, 81, 189, 243, 567, 1701, 16693, 50079, 116851, 150237, 350553, 450711, 1051659, 1352133, 3154977, 4056399, 9464931, 28394793]

約数ペア:

[(1, 28394793), (3, 9464931), (7, 4056399), (9, 3154977), (21, 1352133), (27, 1051659), (63, 450711), (81, 350553), (189, 150237), (243, 116851), (567, 50079), (1701, 16693)]