2208987

素因数分解:

$3^2\times {\mathrm{11}}^1\times {\mathrm{53}}^1\times {\mathrm{421}}^1$

素因数の和:491

約数の個数: 24

約数和(自身を含む): 3554928

約数和(自身を除く): 1345941

約数列:

[1, 3, 9, 11, 33, 53, 99, 159, 421, 477, 583, 1263, 1749, 3789, 4631, 5247, 13893, 22313, 41679, 66939, 200817, 245443, 736329, 2208987]

約数ペア:

[(1, 2208987), (3, 736329), (9, 245443), (11, 200817), (33, 66939), (53, 41679), (99, 22313), (159, 13893), (421, 5247), (477, 4631), (583, 3789), (1263, 1749)]