28760613

素因数分解:

$3^1\times 7^1\times {\mathrm{73}}^2\times {\mathrm{257}}^1$

素因数の和:413

約数の個数: 24

約数和(自身を含む): 44607168

約数和(自身を除く): 15846555

約数列:

[1, 3, 7, 21, 73, 219, 257, 511, 771, 1533, 1799, 5329, 5397, 15987, 18761, 37303, 56283, 111909, 131327, 393981, 1369553, 4108659, 9586871, 28760613]

約数ペア:

[(1, 28760613), (3, 9586871), (7, 4108659), (21, 1369553), (73, 393981), (219, 131327), (257, 111909), (511, 56283), (771, 37303), (1533, 18761), (1799, 15987), (5329, 5397)]