23127225

素因数分解:

$3^1\times 5^2\times {\mathrm{11}}^1\times {\mathrm{17}}^2\times {\mathrm{97}}^1$

素因数の和:155

約数の個数: 72

約数和(自身を含む): 44767968

約数和(自身を除く): 21640743

約数列:

[1, 3, 5, 11, 15, 17, 25, 33, 51, 55, 75, 85, 97, 165, 187, 255, 275, 289, 291, 425, 485, 561, 825, 867, 935, 1067, 1275, 1445, 1455, 1649, 2425, 2805, 3179, 3201, 4335, 4675, 4947, 5335, 7225, 7275, 8245, 9537, 14025, 15895, 16005, 18139, 21675, 24735, 26675, 28033, 41225, 47685, 54417, 79475, 80025, 84099, 90695, 123675, 140165, 238425, 272085, 308363, 420495, 453475, 700825, 925089, 1360425, 1541815, 2102475, 4625445, 7709075, 23127225]

約数ペア:

[(1, 23127225), (3, 7709075), (5, 4625445), (11, 2102475), (15, 1541815), (17, 1360425), (25, 925089), (33, 700825), (51, 453475), (55, 420495), (75, 308363), (85, 272085), (97, 238425), (165, 140165), (187, 123675), (255, 90695), (275, 84099), (289, 80025), (291, 79475), (425, 54417), (485, 47685), (561, 41225), (825, 28033), (867, 26675), (935, 24735), (1067, 21675), (1275, 18139), (1445, 16005), (1455, 15895), (1649, 14025), (2425, 9537), (2805, 8245), (3179, 7275), (3201, 7225), (4335, 5335), (4675, 4947)]