31008276

素因数分解:

$2^2\times 3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{1123}}^1$

素因数の和:1205

約数の個数: 72

約数和(自身を含む): 85918560

約数和(自身を除く): 54910284

約数列:

[1, 2, 3, 4, 6, 9, 12, 13, 18, 26, 36, 39, 52, 59, 78, 117, 118, 156, 177, 234, 236, 354, 468, 531, 708, 767, 1062, 1123, 1534, 2124, 2246, 2301, 3068, 3369, 4492, 4602, 6738, 6903, 9204, 10107, 13476, 13806, 14599, 20214, 27612, 29198, 40428, 43797, 58396, 66257, 87594, 131391, 132514, 175188, 198771, 262782, 265028, 397542, 525564, 596313, 795084, 861341, 1192626, 1722682, 2385252, 2584023, 3445364, 5168046, 7752069, 10336092, 15504138, 31008276]

約数ペア:

[(1, 31008276), (2, 15504138), (3, 10336092), (4, 7752069), (6, 5168046), (9, 3445364), (12, 2584023), (13, 2385252), (18, 1722682), (26, 1192626), (36, 861341), (39, 795084), (52, 596313), (59, 525564), (78, 397542), (117, 265028), (118, 262782), (156, 198771), (177, 175188), (234, 132514), (236, 131391), (354, 87594), (468, 66257), (531, 58396), (708, 43797), (767, 40428), (1062, 29198), (1123, 27612), (1534, 20214), (2124, 14599), (2246, 13806), (2301, 13476), (3068, 10107), (3369, 9204), (4492, 6903), (4602, 6738)]