28625373

素因数分解:

$3^3\times 7^1\times {\mathrm{311}}^1\times {\mathrm{487}}^1$

素因数の和:814

約数の個数: 32

約数和(自身を含む): 48721920

約数和(自身を除く): 20096547

約数列:

[1, 3, 7, 9, 21, 27, 63, 189, 311, 487, 933, 1461, 2177, 2799, 3409, 4383, 6531, 8397, 10227, 13149, 19593, 30681, 58779, 92043, 151457, 454371, 1060199, 1363113, 3180597, 4089339, 9541791, 28625373]

約数ペア:

[(1, 28625373), (3, 9541791), (7, 4089339), (9, 3180597), (21, 1363113), (27, 1060199), (63, 454371), (189, 151457), (311, 92043), (487, 58779), (933, 30681), (1461, 19593), (2177, 13149), (2799, 10227), (3409, 8397), (4383, 6531)]