28570365

素因数分解:

$3^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{21893}}^1$

素因数の和:21933

約数の個数: 24

約数和(自身を含む): 51231960

約数和(自身を除く): 22661595

約数列:

[1, 3, 5, 9, 15, 29, 45, 87, 145, 261, 435, 1305, 21893, 65679, 109465, 197037, 328395, 634897, 985185, 1904691, 3174485, 5714073, 9523455, 28570365]

約数ペア:

[(1, 28570365), (3, 9523455), (5, 5714073), (9, 3174485), (15, 1904691), (29, 985185), (45, 634897), (87, 328395), (145, 197037), (261, 109465), (435, 65679), (1305, 21893)]