257087184

素因数分解:

$2^4\times 3^1\times {\mathrm{61}}^1\times {\mathrm{87803}}^1$

素因数の和:87875

約数の個数: 40

約数和(自身を含む): 675037152

約数和(自身を除く): 417949968

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 61, 122, 183, 244, 366, 488, 732, 976, 1464, 2928, 87803, 175606, 263409, 351212, 526818, 702424, 1053636, 1404848, 2107272, 4214544, 5355983, 10711966, 16067949, 21423932, 32135898, 42847864, 64271796, 85695728, 128543592, 257087184]

約数ペア:

[(1, 257087184), (2, 128543592), (3, 85695728), (4, 64271796), (6, 42847864), (8, 32135898), (12, 21423932), (16, 16067949), (24, 10711966), (48, 5355983), (61, 4214544), (122, 2107272), (183, 1404848), (244, 1053636), (366, 702424), (488, 526818), (732, 351212), (976, 263409), (1464, 175606), (2928, 87803)]