2579031

素因数分解:

$3^2\times 7^1\times {\mathrm{13}}^1\times {\mathrm{47}}^1\times {\mathrm{67}}^1$

素因数の和:140

約数の個数: 48

約数和(自身を含む): 4752384

約数和(自身を除く): 2173353

約数列:

[1, 3, 7, 9, 13, 21, 39, 47, 63, 67, 91, 117, 141, 201, 273, 329, 423, 469, 603, 611, 819, 871, 987, 1407, 1833, 2613, 2961, 3149, 4221, 4277, 5499, 6097, 7839, 9447, 12831, 18291, 22043, 28341, 38493, 40937, 54873, 66129, 122811, 198387, 286559, 368433, 859677, 2579031]

約数ペア:

[(1, 2579031), (3, 859677), (7, 368433), (9, 286559), (13, 198387), (21, 122811), (39, 66129), (47, 54873), (63, 40937), (67, 38493), (91, 28341), (117, 22043), (141, 18291), (201, 12831), (273, 9447), (329, 7839), (423, 6097), (469, 5499), (603, 4277), (611, 4221), (819, 3149), (871, 2961), (987, 2613), (1407, 1833)]