81695628

素因数分解:

$2^2\times 3^5\times 7^1\times {\mathrm{12007}}^1$

素因数の和:12033

約数の個数: 72

約数和(自身を含む): 244771072

約数和(自身を除く): 163075444

約数列:

[1, 2, 3, 4, 6, 7, 9, 12, 14, 18, 21, 27, 28, 36, 42, 54, 63, 81, 84, 108, 126, 162, 189, 243, 252, 324, 378, 486, 567, 756, 972, 1134, 1701, 2268, 3402, 6804, 12007, 24014, 36021, 48028, 72042, 84049, 108063, 144084, 168098, 216126, 252147, 324189, 336196, 432252, 504294, 648378, 756441, 972567, 1008588, 1296756, 1512882, 1945134, 2269323, 2917701, 3025764, 3890268, 4538646, 5835402, 6807969, 9077292, 11670804, 13615938, 20423907, 27231876, 40847814, 81695628]

約数ペア:

[(1, 81695628), (2, 40847814), (3, 27231876), (4, 20423907), (6, 13615938), (7, 11670804), (9, 9077292), (12, 6807969), (14, 5835402), (18, 4538646), (21, 3890268), (27, 3025764), (28, 2917701), (36, 2269323), (42, 1945134), (54, 1512882), (63, 1296756), (81, 1008588), (84, 972567), (108, 756441), (126, 648378), (162, 504294), (189, 432252), (243, 336196), (252, 324189), (324, 252147), (378, 216126), (486, 168098), (567, 144084), (756, 108063), (972, 84049), (1134, 72042), (1701, 48028), (2268, 36021), (3402, 24014), (6804, 12007)]