90702003

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{479}}^1$

素因数の和:687

約数の個数: 32

約数和(自身を含む): 141557760

約数和(自身を除く): 50855757

約数列:

[1, 3, 7, 21, 71, 127, 213, 381, 479, 497, 889, 1437, 1491, 2667, 3353, 9017, 10059, 27051, 34009, 60833, 63119, 102027, 182499, 189357, 238063, 425831, 714189, 1277493, 4319143, 12957429, 30234001, 90702003]

約数ペア:

[(1, 90702003), (3, 30234001), (7, 12957429), (21, 4319143), (71, 1277493), (127, 714189), (213, 425831), (381, 238063), (479, 189357), (497, 182499), (889, 102027), (1437, 63119), (1491, 60833), (2667, 34009), (3353, 27051), (9017, 10059)]