28945084

素因数分解:

$2^2\times 7^3\times {\mathrm{17}}^2\times {\mathrm{73}}^1$

素因数の和:132

約数の個数: 72

約数和(自身を含む): 63610400

約数和(自身を除く): 34665316

約数列:

[1, 2, 4, 7, 14, 17, 28, 34, 49, 68, 73, 98, 119, 146, 196, 238, 289, 292, 343, 476, 511, 578, 686, 833, 1022, 1156, 1241, 1372, 1666, 2023, 2044, 2482, 3332, 3577, 4046, 4964, 5831, 7154, 8092, 8687, 11662, 14161, 14308, 17374, 21097, 23324, 25039, 28322, 34748, 42194, 50078, 56644, 60809, 84388, 99127, 100156, 121618, 147679, 198254, 243236, 295358, 396508, 425663, 590716, 851326, 1033753, 1702652, 2067506, 4135012, 7236271, 14472542, 28945084]

約数ペア:

[(1, 28945084), (2, 14472542), (4, 7236271), (7, 4135012), (14, 2067506), (17, 1702652), (28, 1033753), (34, 851326), (49, 590716), (68, 425663), (73, 396508), (98, 295358), (119, 243236), (146, 198254), (196, 147679), (238, 121618), (289, 100156), (292, 99127), (343, 84388), (476, 60809), (511, 56644), (578, 50078), (686, 42194), (833, 34748), (1022, 28322), (1156, 25039), (1241, 23324), (1372, 21097), (1666, 17374), (2023, 14308), (2044, 14161), (2482, 11662), (3332, 8687), (3577, 8092), (4046, 7154), (4964, 5831)]