28323813

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{10141}}^1$

素因数の和:10177

約数の個数: 24

約数和(自身を含む): 46247520

約数和(自身を除く): 17923707

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 10141, 30423, 70987, 192679, 212961, 496909, 578037, 1348753, 1490727, 4046259, 9441271, 28323813]

約数ペア:

[(1, 28323813), (3, 9441271), (7, 4046259), (19, 1490727), (21, 1348753), (49, 578037), (57, 496909), (133, 212961), (147, 192679), (399, 70987), (931, 30423), (2793, 10141)]