128533275

素因数分解:

$3^2\times 5^2\times {\mathrm{13}}^1\times {\mathrm{43943}}^1$

素因数の和:43972

約数の個数: 36

約数和(自身を含む): 247932048

約数和(自身を除く): 119398773

約数列:

[1, 3, 5, 9, 13, 15, 25, 39, 45, 65, 75, 117, 195, 225, 325, 585, 975, 2925, 43943, 131829, 219715, 395487, 571259, 659145, 1098575, 1713777, 1977435, 2856295, 3295725, 5141331, 8568885, 9887175, 14281475, 25706655, 42844425, 128533275]

約数ペア:

[(1, 128533275), (3, 42844425), (5, 25706655), (9, 14281475), (13, 9887175), (15, 8568885), (25, 5141331), (39, 3295725), (45, 2856295), (65, 1977435), (75, 1713777), (117, 1098575), (195, 659145), (225, 571259), (325, 395487), (585, 219715), (975, 131829), (2925, 43943)]