17918145

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{67}}^1\times {\mathrm{283}}^1$

素因数の和:371

約数の個数: 64

約数和(自身を含む): 37079040

約数和(自身を除く): 19160895

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 67, 105, 135, 189, 201, 283, 315, 335, 469, 603, 849, 945, 1005, 1407, 1415, 1809, 1981, 2345, 2547, 3015, 4221, 4245, 5943, 7035, 7641, 9045, 9905, 12663, 12735, 17829, 18961, 21105, 29715, 38205, 53487, 56883, 63315, 89145, 94805, 132727, 170649, 267435, 284415, 398181, 511947, 663635, 853245, 1194543, 1990905, 2559735, 3583629, 5972715, 17918145]

約数ペア:

[(1, 17918145), (3, 5972715), (5, 3583629), (7, 2559735), (9, 1990905), (15, 1194543), (21, 853245), (27, 663635), (35, 511947), (45, 398181), (63, 284415), (67, 267435), (105, 170649), (135, 132727), (189, 94805), (201, 89145), (283, 63315), (315, 56883), (335, 53487), (469, 38205), (603, 29715), (849, 21105), (945, 18961), (1005, 17829), (1407, 12735), (1415, 12663), (1809, 9905), (1981, 9045), (2345, 7641), (2547, 7035), (3015, 5943), (4221, 4245)]