28826330

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^2\times {\mathrm{37}}^1\times {\mathrm{461}}^1$

素因数の和:531

約数の個数: 48

約数和(自身を含む): 57829464

約数和(自身を除く): 29003134

約数列:

[1, 2, 5, 10, 13, 26, 37, 65, 74, 130, 169, 185, 338, 370, 461, 481, 845, 922, 962, 1690, 2305, 2405, 4610, 4810, 5993, 6253, 11986, 12506, 17057, 29965, 31265, 34114, 59930, 62530, 77909, 85285, 155818, 170570, 221741, 389545, 443482, 779090, 1108705, 2217410, 2882633, 5765266, 14413165, 28826330]

約数ペア:

[(1, 28826330), (2, 14413165), (5, 5765266), (10, 2882633), (13, 2217410), (26, 1108705), (37, 779090), (65, 443482), (74, 389545), (130, 221741), (169, 170570), (185, 155818), (338, 85285), (370, 77909), (461, 62530), (481, 59930), (845, 34114), (922, 31265), (962, 29965), (1690, 17057), (2305, 12506), (2405, 11986), (4610, 6253), (4810, 5993)]