1288396239

素因数分解:

$3^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{53}}^1\times {\mathrm{20107}}^1$

素因数の和:20207

約数の個数: 32

約数和(自身を含む): 1945810944

約数和(自身を除く): 657414705

約数列:

[1, 3, 13, 31, 39, 53, 93, 159, 403, 689, 1209, 1643, 2067, 4929, 20107, 21359, 60321, 64077, 261391, 623317, 784173, 1065671, 1869951, 3197013, 8103121, 13853723, 24309363, 33035801, 41561169, 99107403, 429465413, 1288396239]

約数ペア:

[(1, 1288396239), (3, 429465413), (13, 99107403), (31, 41561169), (39, 33035801), (53, 24309363), (93, 13853723), (159, 8103121), (403, 3197013), (689, 1869951), (1209, 1065671), (1643, 784173), (2067, 623317), (4929, 261391), (20107, 64077), (21359, 60321)]