201405393

素因数分解:

$3^3\times 7^1\times {\mathrm{37}}^1\times {\mathrm{83}}^1\times {\mathrm{347}}^1$

素因数の和:483

約数の個数: 64

約数和(自身を含む): 355461120

約数和(自身を除く): 154055727

約数列:

[1, 3, 7, 9, 21, 27, 37, 63, 83, 111, 189, 249, 259, 333, 347, 581, 747, 777, 999, 1041, 1743, 2241, 2331, 2429, 3071, 3123, 5229, 6993, 7287, 9213, 9369, 12839, 15687, 21497, 21861, 27639, 28801, 38517, 64491, 65583, 82917, 86403, 89873, 115551, 193473, 201607, 259209, 269619, 346653, 580419, 604821, 777627, 808857, 1065637, 1814463, 2426571, 3196911, 5443389, 7459459, 9590733, 22378377, 28772199, 67135131, 201405393]

約数ペア:

[(1, 201405393), (3, 67135131), (7, 28772199), (9, 22378377), (21, 9590733), (27, 7459459), (37, 5443389), (63, 3196911), (83, 2426571), (111, 1814463), (189, 1065637), (249, 808857), (259, 777627), (333, 604821), (347, 580419), (581, 346653), (747, 269619), (777, 259209), (999, 201607), (1041, 193473), (1743, 115551), (2241, 89873), (2331, 86403), (2429, 82917), (3071, 65583), (3123, 64491), (5229, 38517), (6993, 28801), (7287, 27639), (9213, 21861), (9369, 21497), (12839, 15687)]