201545253

素因数分解:

$3^4\times 7^1\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{739}}^1$

素因数の和:808

約数の個数: 80

約数和(自身を含む): 381082240

約数和(自身を除く): 179536987

約数列:

[1, 3, 7, 9, 13, 21, 27, 37, 39, 63, 81, 91, 111, 117, 189, 259, 273, 333, 351, 481, 567, 739, 777, 819, 999, 1053, 1443, 2217, 2331, 2457, 2997, 3367, 4329, 5173, 6651, 6993, 7371, 9607, 10101, 12987, 15519, 19953, 20979, 27343, 28821, 30303, 38961, 46557, 59859, 67249, 82029, 86463, 90909, 139671, 191401, 201747, 246087, 259389, 272727, 355459, 419013, 574203, 605241, 738261, 778167, 1066377, 1722609, 1815723, 2214783, 2488213, 3199131, 5167827, 5447169, 7464639, 9597393, 15503481, 22393917, 28792179, 67181751, 201545253]

約数ペア:

[(1, 201545253), (3, 67181751), (7, 28792179), (9, 22393917), (13, 15503481), (21, 9597393), (27, 7464639), (37, 5447169), (39, 5167827), (63, 3199131), (81, 2488213), (91, 2214783), (111, 1815723), (117, 1722609), (189, 1066377), (259, 778167), (273, 738261), (333, 605241), (351, 574203), (481, 419013), (567, 355459), (739, 272727), (777, 259389), (819, 246087), (999, 201747), (1053, 191401), (1443, 139671), (2217, 90909), (2331, 86463), (2457, 82029), (2997, 67249), (3367, 59859), (4329, 46557), (5173, 38961), (6651, 30303), (6993, 28821), (7371, 27343), (9607, 20979), (10101, 19953), (12987, 15519)]