28990872

素因数分解:

$2^3\times 3^7\times {\mathrm{1657}}^1$

素因数の和:1684

約数の個数: 64

約数和(自身を含む): 81573600

約数和(自身を除く): 52582728

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, 1657, 1944, 2187, 2916, 3314, 4374, 4971, 5832, 6628, 8748, 9942, 13256, 14913, 17496, 19884, 29826, 39768, 44739, 59652, 89478, 119304, 134217, 178956, 268434, 357912, 402651, 536868, 805302, 1073736, 1207953, 1610604, 2415906, 3221208, 3623859, 4831812, 7247718, 9663624, 14495436, 28990872]

約数ペア:

[(1, 28990872), (2, 14495436), (3, 9663624), (4, 7247718), (6, 4831812), (8, 3623859), (9, 3221208), (12, 2415906), (18, 1610604), (24, 1207953), (27, 1073736), (36, 805302), (54, 536868), (72, 402651), (81, 357912), (108, 268434), (162, 178956), (216, 134217), (243, 119304), (324, 89478), (486, 59652), (648, 44739), (729, 39768), (972, 29826), (1458, 19884), (1657, 17496), (1944, 14913), (2187, 13256), (2916, 9942), (3314, 8748), (4374, 6628), (4971, 5832)]