28378845

素因数分解:

$3^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{57331}}^1$

素因数の和:57353

約数の個数: 24

約数和(自身を含む): 53662752

約数和(自身を除く): 25283907

約数列:

[1, 3, 5, 9, 11, 15, 33, 45, 55, 99, 165, 495, 57331, 171993, 286655, 515979, 630641, 859965, 1891923, 2579895, 3153205, 5675769, 9459615, 28378845]

約数ペア:

[(1, 28378845), (3, 9459615), (5, 5675769), (9, 3153205), (11, 2579895), (15, 1891923), (33, 859965), (45, 630641), (55, 515979), (99, 286655), (165, 171993), (495, 57331)]