128558937

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{23}}^1\times {\mathrm{251}}^1\times {\mathrm{571}}^1$

素因数の和:861

約数の個数: 32

約数和(自身を含む): 193729536

約数和(自身を除く): 65170599

約数列:

[1, 3, 13, 23, 39, 69, 251, 299, 571, 753, 897, 1713, 3263, 5773, 7423, 9789, 13133, 17319, 22269, 39399, 75049, 143321, 170729, 225147, 429963, 512187, 1863173, 3296383, 5589519, 9889149, 42852979, 128558937]

約数ペア:

[(1, 128558937), (3, 42852979), (13, 9889149), (23, 5589519), (39, 3296383), (69, 1863173), (251, 512187), (299, 429963), (571, 225147), (753, 170729), (897, 143321), (1713, 75049), (3263, 39399), (5773, 22269), (7423, 17319), (9789, 13133)]