201886209

素因数分解:

$3^3\times 7^1\times {\mathrm{67}}^1\times {\mathrm{107}}^1\times {\mathrm{149}}^1$

素因数の和:339

約数の個数: 64

約数和(自身を含む): 352512000

約数和(自身を除く): 150625791

約数列:

[1, 3, 7, 9, 21, 27, 63, 67, 107, 149, 189, 201, 321, 447, 469, 603, 749, 963, 1043, 1341, 1407, 1809, 2247, 2889, 3129, 4023, 4221, 6741, 7169, 9387, 9983, 12663, 15943, 20223, 21507, 28161, 29949, 47829, 50183, 64521, 69881, 89847, 111601, 143487, 150549, 193563, 209643, 269541, 334803, 430461, 451647, 628929, 1004409, 1068181, 1354941, 1886787, 3013227, 3204543, 7477267, 9613629, 22431801, 28840887, 67295403, 201886209]

約数ペア:

[(1, 201886209), (3, 67295403), (7, 28840887), (9, 22431801), (21, 9613629), (27, 7477267), (63, 3204543), (67, 3013227), (107, 1886787), (149, 1354941), (189, 1068181), (201, 1004409), (321, 628929), (447, 451647), (469, 430461), (603, 334803), (749, 269541), (963, 209643), (1043, 193563), (1341, 150549), (1407, 143487), (1809, 111601), (2247, 89847), (2889, 69881), (3129, 64521), (4023, 50183), (4221, 47829), (6741, 29949), (7169, 28161), (9387, 21507), (9983, 20223), (12663, 15943)]