51461787

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{103}}^1\times {\mathrm{557}}^1$

素因数の和:699

約数の個数: 32

約数和(自身を含む): 77995008

約数和(自身を除く): 26533221

約数列:

[1, 3, 13, 23, 39, 69, 103, 299, 309, 557, 897, 1339, 1671, 2369, 4017, 7107, 7241, 12811, 21723, 30797, 38433, 57371, 92391, 166543, 172113, 499629, 745823, 1319533, 2237469, 3958599, 17153929, 51461787]

約数ペア:

[(1, 51461787), (3, 17153929), (13, 3958599), (23, 2237469), (39, 1319533), (69, 745823), (103, 499629), (299, 172113), (309, 166543), (557, 92391), (897, 57371), (1339, 38433), (1671, 30797), (2369, 21723), (4017, 12811), (7107, 7241)]