28662345

素因数分解:

$3^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{8971}}^1$

素因数の和:9053

約数の個数: 24

約数和(自身を含む): 50386752

約数和(自身を除く): 21724407

約数列:

[1, 3, 5, 9, 15, 45, 71, 213, 355, 639, 1065, 3195, 8971, 26913, 44855, 80739, 134565, 403695, 636941, 1910823, 3184705, 5732469, 9554115, 28662345]

約数ペア:

[(1, 28662345), (3, 9554115), (5, 5732469), (9, 3184705), (15, 1910823), (45, 636941), (71, 403695), (213, 134565), (355, 80739), (639, 44855), (1065, 26913), (3195, 8971)]