28556487

素因数分解:

$3^2\times {\mathrm{19}}^1\times {\mathrm{31}}^1\times {\mathrm{5387}}^1$

素因数の和:5443

約数の個数: 24

約数和(自身を含む): 44828160

約数和(自身を除く): 16271673

約数列:

[1, 3, 9, 19, 31, 57, 93, 171, 279, 589, 1767, 5301, 5387, 16161, 48483, 102353, 166997, 307059, 500991, 921177, 1502973, 3172943, 9518829, 28556487]

約数ペア:

[(1, 28556487), (3, 9518829), (9, 3172943), (19, 1502973), (31, 921177), (57, 500991), (93, 307059), (171, 166997), (279, 102353), (589, 48483), (1767, 16161), (5301, 5387)]