77756895

素因数分解:

$3^3\times 5^1\times {\mathrm{17}}^2\times {\mathrm{1993}}^1$

素因数の和:2041

約数の個数: 48

約数和(自身を含む): 146917920

約数和(自身を除く): 69161025

約数列:

[1, 3, 5, 9, 15, 17, 27, 45, 51, 85, 135, 153, 255, 289, 459, 765, 867, 1445, 1993, 2295, 2601, 4335, 5979, 7803, 9965, 13005, 17937, 29895, 33881, 39015, 53811, 89685, 101643, 169405, 269055, 304929, 508215, 575977, 914787, 1524645, 1727931, 2879885, 4573935, 5183793, 8639655, 15551379, 25918965, 77756895]

約数ペア:

[(1, 77756895), (3, 25918965), (5, 15551379), (9, 8639655), (15, 5183793), (17, 4573935), (27, 2879885), (45, 1727931), (51, 1524645), (85, 914787), (135, 575977), (153, 508215), (255, 304929), (289, 269055), (459, 169405), (765, 101643), (867, 89685), (1445, 53811), (1993, 39015), (2295, 33881), (2601, 29895), (4335, 17937), (5979, 13005), (7803, 9965)]