201519279

素因数分解:

$3^3\times {\mathrm{13}}^1\times {\mathrm{37}}^1\times {\mathrm{59}}^1\times {\mathrm{263}}^1$

素因数の和:381

約数の個数: 64

約数和(自身を含む): 337075200

約数和(自身を除く): 135555921

約数列:

[1, 3, 9, 13, 27, 37, 39, 59, 111, 117, 177, 263, 333, 351, 481, 531, 767, 789, 999, 1443, 1593, 2183, 2301, 2367, 3419, 4329, 6549, 6903, 7101, 9731, 10257, 12987, 15517, 19647, 20709, 28379, 29193, 30771, 46551, 58941, 85137, 87579, 92313, 126503, 139653, 201721, 255411, 262737, 379509, 418959, 574129, 605163, 766233, 1138527, 1722387, 1815489, 3415581, 5167161, 5446467, 7463677, 15501483, 22391031, 67173093, 201519279]

約数ペア:

[(1, 201519279), (3, 67173093), (9, 22391031), (13, 15501483), (27, 7463677), (37, 5446467), (39, 5167161), (59, 3415581), (111, 1815489), (117, 1722387), (177, 1138527), (263, 766233), (333, 605163), (351, 574129), (481, 418959), (531, 379509), (767, 262737), (789, 255411), (999, 201721), (1443, 139653), (1593, 126503), (2183, 92313), (2301, 87579), (2367, 85137), (3419, 58941), (4329, 46551), (6549, 30771), (6903, 29193), (7101, 28379), (9731, 20709), (10257, 19647), (12987, 15517)]