28015286

素因数分解:

$2^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{241}}^1\times {\mathrm{263}}^1$

素因数の和:536

約数の個数: 32

約数和(自身を含む): 48299328

約数和(自身を除く): 20284042

約数列:

[1, 2, 13, 17, 26, 34, 221, 241, 263, 442, 482, 526, 3133, 3419, 4097, 4471, 6266, 6838, 8194, 8942, 53261, 58123, 63383, 106522, 116246, 126766, 823979, 1077511, 1647958, 2155022, 14007643, 28015286]

約数ペア:

[(1, 28015286), (2, 14007643), (13, 2155022), (17, 1647958), (26, 1077511), (34, 823979), (221, 126766), (241, 116246), (263, 106522), (442, 63383), (482, 58123), (526, 53261), (3133, 8942), (3419, 8194), (4097, 6838), (4471, 6266)]