661291248

素因数分解:

$2^4\times 3^1\times {\mathrm{13776901}}^1$

素因数の和:13776912

約数の個数: 20

約数和(自身を含む): 1708335848

約数和(自身を除く): 1047044600

約数列:

[1, 2, 3, 4, 6, 8, 12, 16, 24, 48, 13776901, 27553802, 41330703, 55107604, 82661406, 110215208, 165322812, 220430416, 330645624, 661291248]

約数ペア:

[(1, 661291248), (2, 330645624), (3, 220430416), (4, 165322812), (6, 110215208), (8, 82661406), (12, 55107604), (16, 41330703), (24, 27553802), (48, 13776901)]