31452928

素因数分解:

$2^8\times {\mathrm{13}}^2\times {\mathrm{727}}^1$

素因数の和:769

約数の個数: 54

約数和(自身を含む): 68077464

約数和(自身を除く): 36624536

約数列:

[1, 2, 4, 8, 13, 16, 26, 32, 52, 64, 104, 128, 169, 208, 256, 338, 416, 676, 727, 832, 1352, 1454, 1664, 2704, 2908, 3328, 5408, 5816, 9451, 10816, 11632, 18902, 21632, 23264, 37804, 43264, 46528, 75608, 93056, 122863, 151216, 186112, 245726, 302432, 491452, 604864, 982904, 1209728, 1965808, 2419456, 3931616, 7863232, 15726464, 31452928]

約数ペア:

[(1, 31452928), (2, 15726464), (4, 7863232), (8, 3931616), (13, 2419456), (16, 1965808), (26, 1209728), (32, 982904), (52, 604864), (64, 491452), (104, 302432), (128, 245726), (169, 186112), (208, 151216), (256, 122863), (338, 93056), (416, 75608), (676, 46528), (727, 43264), (832, 37804), (1352, 23264), (1454, 21632), (1664, 18902), (2704, 11632), (2908, 10816), (3328, 9451), (5408, 5816)]