28301955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{3989}}^1$

素因数の和:4051

約数の個数: 32

約数和(自身を含む): 50561280

約数和(自身を除く): 22259325

約数列:

[1, 3, 5, 11, 15, 33, 43, 55, 129, 165, 215, 473, 645, 1419, 2365, 3989, 7095, 11967, 19945, 43879, 59835, 131637, 171527, 219395, 514581, 658185, 857635, 1886797, 2572905, 5660391, 9433985, 28301955]

約数ペア:

[(1, 28301955), (3, 9433985), (5, 5660391), (11, 2572905), (15, 1886797), (33, 857635), (43, 658185), (55, 514581), (129, 219395), (165, 171527), (215, 131637), (473, 59835), (645, 43879), (1419, 19945), (2365, 11967), (3989, 7095)]