28285959

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{43}}^1\times {\mathrm{101}}^1\times {\mathrm{167}}^1$

素因数の和:327

約数の個数: 32

約数和(自身を含む): 42223104

約数和(自身を除く): 13937145

約数列:

[1, 3, 13, 39, 43, 101, 129, 167, 303, 501, 559, 1313, 1677, 2171, 3939, 4343, 6513, 7181, 13029, 16867, 21543, 50601, 56459, 93353, 169377, 219271, 280059, 657813, 725281, 2175843, 9428653, 28285959]

約数ペア:

[(1, 28285959), (3, 9428653), (13, 2175843), (39, 725281), (43, 657813), (101, 280059), (129, 219271), (167, 169377), (303, 93353), (501, 56459), (559, 50601), (1313, 21543), (1677, 16867), (2171, 13029), (3939, 7181), (4343, 6513)]