31212468

素因数分解:

$2^2\times 3^2\times 7^1\times {\mathrm{29}}^1\times {\mathrm{4271}}^1$

素因数の和:4317

約数の個数: 72

約数和(自身を含む): 93300480

約数和(自身を除く): 62088012

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 28, 29, 36, 42, 58, 63, 84, 87, 116, 126, 174, 203, 252, 261, 348, 406, 522, 609, 812, 1044, 1218, 1827, 2436, 3654, 4271, 7308, 8542, 12813, 17084, 25626, 29897, 38439, 51252, 59794, 76878, 89691, 119588, 123859, 153756, 179382, 247718, 269073, 358764, 371577, 495436, 538146, 743154, 867013, 1076292, 1114731, 1486308, 1734026, 2229462, 2601039, 3468052, 4458924, 5202078, 7803117, 10404156, 15606234, 31212468]

約数ペア:

[(1, 31212468), (2, 15606234), (3, 10404156), (4, 7803117), (6, 5202078), (7, 4458924), (9, 3468052), (12, 2601039), (14, 2229462), (18, 1734026), (21, 1486308), (28, 1114731), (29, 1076292), (36, 867013), (42, 743154), (58, 538146), (63, 495436), (84, 371577), (87, 358764), (116, 269073), (126, 247718), (174, 179382), (203, 153756), (252, 123859), (261, 119588), (348, 89691), (406, 76878), (522, 59794), (609, 51252), (812, 38439), (1044, 29897), (1218, 25626), (1827, 17084), (2436, 12813), (3654, 8542), (4271, 7308)]