28940439

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{101}}^1\times {\mathrm{457}}^1$

素因数の和:591

約数の個数: 32

約数和(自身を含む): 44847360

約数和(自身を除く): 15906921

約数列:

[1, 3, 11, 19, 33, 57, 101, 209, 303, 457, 627, 1111, 1371, 1919, 3333, 5027, 5757, 8683, 15081, 21109, 26049, 46157, 63327, 95513, 138471, 286539, 507727, 876983, 1523181, 2630949, 9646813, 28940439]

約数ペア:

[(1, 28940439), (3, 9646813), (11, 2630949), (19, 1523181), (33, 876983), (57, 507727), (101, 286539), (209, 138471), (303, 95513), (457, 63327), (627, 46157), (1111, 26049), (1371, 21109), (1919, 15081), (3333, 8683), (5027, 5757)]