51217683

素因数分解:

$3^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{491}}^1$

素因数の和:643

約数の個数: 32

約数和(自身を含む): 77932800

約数和(自身を除く): 26715117

約数列:

[1, 3, 11, 29, 33, 87, 109, 319, 327, 491, 957, 1199, 1473, 3161, 3597, 5401, 9483, 14239, 16203, 34771, 42717, 53519, 104313, 156629, 160557, 469887, 588709, 1552051, 1766127, 4656153, 17072561, 51217683]

約数ペア:

[(1, 51217683), (3, 17072561), (11, 4656153), (29, 1766127), (33, 1552051), (87, 588709), (109, 469887), (319, 160557), (327, 156629), (491, 104313), (957, 53519), (1199, 42717), (1473, 34771), (3161, 16203), (3597, 14239), (5401, 9483)]