52996905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^1\times {\mathrm{73}}^2$

素因数の和:187

約数の個数: 72

約数和(自身を含む): 106201368

約数和(自身を除く): 53204463

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 73, 85, 117, 153, 195, 219, 221, 255, 365, 585, 657, 663, 765, 949, 1095, 1105, 1241, 1989, 2847, 3285, 3315, 3723, 4745, 5329, 6205, 8541, 9945, 11169, 14235, 15987, 16133, 18615, 26645, 42705, 47961, 48399, 55845, 69277, 79935, 80665, 90593, 145197, 207831, 239805, 241995, 271779, 346385, 452965, 623493, 725985, 815337, 1039155, 1177709, 1358895, 3117465, 3533127, 4076685, 5888545, 10599381, 17665635, 52996905]

約数ペア:

[(1, 52996905), (3, 17665635), (5, 10599381), (9, 5888545), (13, 4076685), (15, 3533127), (17, 3117465), (39, 1358895), (45, 1177709), (51, 1039155), (65, 815337), (73, 725985), (85, 623493), (117, 452965), (153, 346385), (195, 271779), (219, 241995), (221, 239805), (255, 207831), (365, 145197), (585, 90593), (657, 80665), (663, 79935), (765, 69277), (949, 55845), (1095, 48399), (1105, 47961), (1241, 42705), (1989, 26645), (2847, 18615), (3285, 16133), (3315, 15987), (3723, 14235), (4745, 11169), (5329, 9945), (6205, 8541)]