81478872

素因数分解:

$2^3\times 3^7\times {\mathrm{4657}}^1$

素因数の和:4684

約数の個数: 64

約数和(自身を含む): 229173600

約数和(自身を除く): 147694728

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 18, 24, 27, 36, 54, 72, 81, 108, 162, 216, 243, 324, 486, 648, 729, 972, 1458, 1944, 2187, 2916, 4374, 4657, 5832, 8748, 9314, 13971, 17496, 18628, 27942, 37256, 41913, 55884, 83826, 111768, 125739, 167652, 251478, 335304, 377217, 502956, 754434, 1005912, 1131651, 1508868, 2263302, 3017736, 3394953, 4526604, 6789906, 9053208, 10184859, 13579812, 20369718, 27159624, 40739436, 81478872]

約数ペア:

[(1, 81478872), (2, 40739436), (3, 27159624), (4, 20369718), (6, 13579812), (8, 10184859), (9, 9053208), (12, 6789906), (18, 4526604), (24, 3394953), (27, 3017736), (36, 2263302), (54, 1508868), (72, 1131651), (81, 1005912), (108, 754434), (162, 502956), (216, 377217), (243, 335304), (324, 251478), (486, 167652), (648, 125739), (729, 111768), (972, 83826), (1458, 55884), (1944, 41913), (2187, 37256), (2916, 27942), (4374, 18628), (4657, 17496), (5832, 13971), (8748, 9314)]