30579939

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1\times {\mathrm{83}}^1$

素因数の和:216

約数の個数: 48

約数和(自身を含む): 49900032

約数和(自身を除く): 19320093

約数列:

[1, 3, 9, 13, 39, 47, 67, 83, 117, 141, 201, 249, 423, 603, 611, 747, 871, 1079, 1833, 2613, 3149, 3237, 3901, 5499, 5561, 7839, 9447, 9711, 11703, 16683, 28341, 35109, 40937, 50049, 50713, 72293, 122811, 152139, 216879, 261367, 368433, 456417, 650637, 784101, 2352303, 3397771, 10193313, 30579939]

約数ペア:

[(1, 30579939), (3, 10193313), (9, 3397771), (13, 2352303), (39, 784101), (47, 650637), (67, 456417), (83, 368433), (117, 261367), (141, 216879), (201, 152139), (249, 122811), (423, 72293), (603, 50713), (611, 50049), (747, 40937), (871, 35109), (1079, 28341), (1833, 16683), (2613, 11703), (3149, 9711), (3237, 9447), (3901, 7839), (5499, 5561)]