28885356

素因数分解:

$2^2\times 3^3\times {\mathrm{71}}^1\times {\mathrm{3767}}^1$

素因数の和:3851

約数の個数: 48

約数和(自身を含む): 75962880

約数和(自身を除く): 47077524

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 71, 108, 142, 213, 284, 426, 639, 852, 1278, 1917, 2556, 3767, 3834, 7534, 7668, 11301, 15068, 22602, 33903, 45204, 67806, 101709, 135612, 203418, 267457, 406836, 534914, 802371, 1069828, 1604742, 2407113, 3209484, 4814226, 7221339, 9628452, 14442678, 28885356]

約数ペア:

[(1, 28885356), (2, 14442678), (3, 9628452), (4, 7221339), (6, 4814226), (9, 3209484), (12, 2407113), (18, 1604742), (27, 1069828), (36, 802371), (54, 534914), (71, 406836), (108, 267457), (142, 203418), (213, 135612), (284, 101709), (426, 67806), (639, 45204), (852, 33903), (1278, 22602), (1917, 15068), (2556, 11301), (3767, 7668), (3834, 7534)]