56974905

素因数分解:

$3^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{337}}^1$

素因数の和:395

約数の個数: 72

約数和(自身を含む): 113312472

約数和(自身を除く): 56337567

約数列:

[1, 3, 5, 9, 13, 15, 17, 39, 45, 51, 65, 85, 117, 153, 195, 221, 255, 289, 337, 585, 663, 765, 867, 1011, 1105, 1445, 1685, 1989, 2601, 3033, 3315, 3757, 4335, 4381, 5055, 5729, 9945, 11271, 13005, 13143, 15165, 17187, 18785, 21905, 28645, 33813, 39429, 51561, 56355, 65715, 74477, 85935, 97393, 169065, 197145, 223431, 257805, 292179, 372385, 486965, 670293, 876537, 1117155, 1266109, 1460895, 3351465, 3798327, 4382685, 6330545, 11394981, 18991635, 56974905]

約数ペア:

[(1, 56974905), (3, 18991635), (5, 11394981), (9, 6330545), (13, 4382685), (15, 3798327), (17, 3351465), (39, 1460895), (45, 1266109), (51, 1117155), (65, 876537), (85, 670293), (117, 486965), (153, 372385), (195, 292179), (221, 257805), (255, 223431), (289, 197145), (337, 169065), (585, 97393), (663, 85935), (765, 74477), (867, 65715), (1011, 56355), (1105, 51561), (1445, 39429), (1685, 33813), (1989, 28645), (2601, 21905), (3033, 18785), (3315, 17187), (3757, 15165), (4335, 13143), (4381, 13005), (5055, 11271), (5729, 9945)]