28737248

素因数分解:

$2^5\times {\mathrm{31}}^1\times {\mathrm{59}}^1\times {\mathrm{491}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 59512320

約数和(自身を除く): 30775072

約数列:

[1, 2, 4, 8, 16, 31, 32, 59, 62, 118, 124, 236, 248, 472, 491, 496, 944, 982, 992, 1829, 1888, 1964, 3658, 3928, 7316, 7856, 14632, 15221, 15712, 28969, 29264, 30442, 57938, 58528, 60884, 115876, 121768, 231752, 243536, 463504, 487072, 898039, 927008, 1796078, 3592156, 7184312, 14368624, 28737248]

約数ペア:

[(1, 28737248), (2, 14368624), (4, 7184312), (8, 3592156), (16, 1796078), (31, 927008), (32, 898039), (59, 487072), (62, 463504), (118, 243536), (124, 231752), (236, 121768), (248, 115876), (472, 60884), (491, 58528), (496, 57938), (944, 30442), (982, 29264), (992, 28969), (1829, 15712), (1888, 15221), (1964, 14632), (3658, 7856), (3928, 7316)]