506899689

素因数分解:

$3^1\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{331}}^1\times {\mathrm{401}}^1$

素因数の和:821

約数の個数: 32

約数和(自身を含む): 726044160

約数和(自身を除く): 219144471

約数列:

[1, 3, 19, 57, 67, 201, 331, 401, 993, 1203, 1273, 3819, 6289, 7619, 18867, 22177, 22857, 26867, 66531, 80601, 132731, 398193, 421363, 510473, 1264089, 1531419, 2521889, 7565667, 8892977, 26678931, 168966563, 506899689]

約数ペア:

[(1, 506899689), (3, 168966563), (19, 26678931), (57, 8892977), (67, 7565667), (201, 2521889), (331, 1531419), (401, 1264089), (993, 510473), (1203, 421363), (1273, 398193), (3819, 132731), (6289, 80601), (7619, 66531), (18867, 26867), (22177, 22857)]