538567407

素因数分解:

$3^3\times 7^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{3191}}^1$

素因数の和:3273

約数の個数: 64

約数和(自身を含む): 980582400

約数和(自身を除く): 442014993

約数列:

[1, 3, 7, 9, 19, 21, 27, 47, 57, 63, 133, 141, 171, 189, 329, 399, 423, 513, 893, 987, 1197, 1269, 2679, 2961, 3191, 3591, 6251, 8037, 8883, 9573, 18753, 22337, 24111, 28719, 56259, 60629, 67011, 86157, 149977, 168777, 181887, 201033, 424403, 449931, 545661, 603099, 1049839, 1273209, 1349793, 1636983, 2849563, 3149517, 3819627, 4049379, 8548689, 9448551, 11458881, 19946941, 25646067, 28345653, 59840823, 76938201, 179522469, 538567407]

約数ペア:

[(1, 538567407), (3, 179522469), (7, 76938201), (9, 59840823), (19, 28345653), (21, 25646067), (27, 19946941), (47, 11458881), (57, 9448551), (63, 8548689), (133, 4049379), (141, 3819627), (171, 3149517), (189, 2849563), (329, 1636983), (399, 1349793), (423, 1273209), (513, 1049839), (893, 603099), (987, 545661), (1197, 449931), (1269, 424403), (2679, 201033), (2961, 181887), (3191, 168777), (3591, 149977), (6251, 86157), (8037, 67011), (8883, 60629), (9573, 56259), (18753, 28719), (22337, 24111)]