2554911

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{223}}^1$

素因数の和:315

約数の個数: 24

約数和(自身を含む): 3960320

約数和(自身を除く): 1405409

約数列:

[1, 3, 9, 19, 57, 67, 171, 201, 223, 603, 669, 1273, 2007, 3819, 4237, 11457, 12711, 14941, 38133, 44823, 134469, 283879, 851637, 2554911]

約数ペア:

[(1, 2554911), (3, 851637), (9, 283879), (19, 134469), (57, 44823), (67, 38133), (171, 14941), (201, 12711), (223, 11457), (603, 4237), (669, 3819), (1273, 2007)]