200071521

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{17}}^2\times {\mathrm{61}}^1\times {\mathrm{97}}^1$

素因数の和:211

約数の個数: 72

約数和(自身を含む): 339490424

約数和(自身を除く): 139418903

約数列:

[1, 3, 9, 13, 17, 39, 51, 61, 97, 117, 153, 183, 221, 289, 291, 549, 663, 793, 867, 873, 1037, 1261, 1649, 1989, 2379, 2601, 3111, 3757, 3783, 4947, 5917, 7137, 9333, 11271, 11349, 13481, 14841, 17629, 17751, 21437, 28033, 33813, 40443, 52887, 53253, 64311, 76921, 84099, 100589, 121329, 158661, 192933, 229177, 230763, 252297, 301767, 364429, 687531, 692289, 905301, 1093287, 1307657, 1710013, 2062593, 3279861, 3922971, 5130039, 11768913, 15390117, 22230169, 66690507, 200071521]

約数ペア:

[(1, 200071521), (3, 66690507), (9, 22230169), (13, 15390117), (17, 11768913), (39, 5130039), (51, 3922971), (61, 3279861), (97, 2062593), (117, 1710013), (153, 1307657), (183, 1093287), (221, 905301), (289, 692289), (291, 687531), (549, 364429), (663, 301767), (793, 252297), (867, 230763), (873, 229177), (1037, 192933), (1261, 158661), (1649, 121329), (1989, 100589), (2379, 84099), (2601, 76921), (3111, 64311), (3757, 53253), (3783, 52887), (4947, 40443), (5917, 33813), (7137, 28033), (9333, 21437), (11271, 17751), (11349, 17629), (13481, 14841)]