51302769

素因数分解:

$3^1\times 7^1\times {\mathrm{29}}^1\times {\mathrm{61}}^1\times {\mathrm{1381}}^1$

素因数の和:1481

約数の個数: 32

約数和(自身を含む): 82256640

約数和(自身を除く): 30953871

約数列:

[1, 3, 7, 21, 29, 61, 87, 183, 203, 427, 609, 1281, 1381, 1769, 4143, 5307, 9667, 12383, 29001, 37149, 40049, 84241, 120147, 252723, 280343, 589687, 841029, 1769061, 2442989, 7328967, 17100923, 51302769]

約数ペア:

[(1, 51302769), (3, 17100923), (7, 7328967), (21, 2442989), (29, 1769061), (61, 841029), (87, 589687), (183, 280343), (203, 252723), (427, 120147), (609, 84241), (1281, 40049), (1381, 37149), (1769, 29001), (4143, 12383), (5307, 9667)]