205800165

素因数分解:

$3^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{151}}^1\times {\mathrm{977}}^1$

素因数の和:1170

約数の個数: 48

約数和(自身を含む): 371045376

約数和(自身を除く): 165245211

約数列:

[1, 3, 5, 9, 15, 31, 45, 93, 151, 155, 279, 453, 465, 755, 977, 1359, 1395, 2265, 2931, 4681, 4885, 6795, 8793, 14043, 14655, 23405, 30287, 42129, 43965, 70215, 90861, 147527, 151435, 210645, 272583, 442581, 454305, 737635, 1327743, 1362915, 2212905, 4573337, 6638715, 13720011, 22866685, 41160033, 68600055, 205800165]

約数ペア:

[(1, 205800165), (3, 68600055), (5, 41160033), (9, 22866685), (15, 13720011), (31, 6638715), (45, 4573337), (93, 2212905), (151, 1362915), (155, 1327743), (279, 737635), (453, 454305), (465, 442581), (755, 272583), (977, 210645), (1359, 151435), (1395, 147527), (2265, 90861), (2931, 70215), (4681, 43965), (4885, 42129), (6795, 30287), (8793, 23405), (14043, 14655)]