249694515

素因数分解:

$3^3\times 5^1\times 7^1\times {\mathrm{131}}^1\times {\mathrm{2017}}^1$

素因数の和:2169

約数の個数: 64

約数和(自身を含む): 511441920

約数和(自身を除く): 261747405

約数列:

[1, 3, 5, 7, 9, 15, 21, 27, 35, 45, 63, 105, 131, 135, 189, 315, 393, 655, 917, 945, 1179, 1965, 2017, 2751, 3537, 4585, 5895, 6051, 8253, 10085, 13755, 14119, 17685, 18153, 24759, 30255, 41265, 42357, 54459, 70595, 90765, 123795, 127071, 211785, 264227, 272295, 381213, 635355, 792681, 1321135, 1849589, 1906065, 2378043, 3963405, 5548767, 7134129, 9247945, 11890215, 16646301, 27743835, 35670645, 49938903, 83231505, 249694515]

約数ペア:

[(1, 249694515), (3, 83231505), (5, 49938903), (7, 35670645), (9, 27743835), (15, 16646301), (21, 11890215), (27, 9247945), (35, 7134129), (45, 5548767), (63, 3963405), (105, 2378043), (131, 1906065), (135, 1849589), (189, 1321135), (315, 792681), (393, 635355), (655, 381213), (917, 272295), (945, 264227), (1179, 211785), (1965, 127071), (2017, 123795), (2751, 90765), (3537, 70595), (4585, 54459), (5895, 42357), (6051, 41265), (8253, 30255), (10085, 24759), (13755, 18153), (14119, 17685)]