28370349

素因数分解:

$3^2\times 7^1\times {\mathrm{401}}^1\times {\mathrm{1123}}^1$

素因数の和:1537

約数の個数: 24

約数和(自身を含む): 46992192

約数和(自身を除く): 18621843

約数列:

[1, 3, 7, 9, 21, 63, 401, 1123, 1203, 2807, 3369, 3609, 7861, 8421, 10107, 23583, 25263, 70749, 450323, 1350969, 3152261, 4052907, 9456783, 28370349]

約数ペア:

[(1, 28370349), (3, 9456783), (7, 4052907), (9, 3152261), (21, 1350969), (63, 450323), (401, 70749), (1123, 25263), (1203, 23583), (2807, 10107), (3369, 8421), (3609, 7861)]