28433955

素因数分解:

$3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{389}}^1\times {\mathrm{443}}^1$

素因数の和:851

約数の個数: 32

約数和(自身を含む): 49870080

約数和(自身を除く): 21436125

約数列:

[1, 3, 5, 11, 15, 33, 55, 165, 389, 443, 1167, 1329, 1945, 2215, 4279, 4873, 5835, 6645, 12837, 14619, 21395, 24365, 64185, 73095, 172327, 516981, 861635, 1895597, 2584905, 5686791, 9477985, 28433955]

約数ペア:

[(1, 28433955), (3, 9477985), (5, 5686791), (11, 2584905), (15, 1895597), (33, 861635), (55, 516981), (165, 172327), (389, 73095), (443, 64185), (1167, 24365), (1329, 21395), (1945, 14619), (2215, 12837), (4279, 6645), (4873, 5835)]