28923455

素因数分解:

$5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{61}}^1\times {\mathrm{233}}^1$

素因数の和:347

約数の個数: 32

約数和(自身を含む): 39693888

約数和(自身を除く): 10770433

約数列:

[1, 5, 11, 37, 55, 61, 185, 233, 305, 407, 671, 1165, 2035, 2257, 2563, 3355, 8621, 11285, 12815, 14213, 24827, 43105, 71065, 94831, 124135, 156343, 474155, 525881, 781715, 2629405, 5784691, 28923455]

約数ペア:

[(1, 28923455), (5, 5784691), (11, 2629405), (37, 781715), (55, 525881), (61, 474155), (185, 156343), (233, 124135), (305, 94831), (407, 71065), (671, 43105), (1165, 24827), (2035, 14213), (2257, 12815), (2563, 11285), (3355, 8621)]