1288304865

素因数分解:

$3^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{414913}}^1$

素因数の和:414950

約数の個数: 32

約数和(自身を含む): 2389904640

約数和(自身を除く): 1101599775

約数列:

[1, 3, 5, 9, 15, 23, 27, 45, 69, 115, 135, 207, 345, 621, 1035, 3105, 414913, 1244739, 2074565, 3734217, 6223695, 9542999, 11202651, 18671085, 28628997, 47714995, 56013255, 85886991, 143144985, 257660973, 429434955, 1288304865]

約数ペア:

[(1, 1288304865), (3, 429434955), (5, 257660973), (9, 143144985), (15, 85886991), (23, 56013255), (27, 47714995), (45, 28628997), (69, 18671085), (115, 11202651), (135, 9542999), (207, 6223695), (345, 3734217), (621, 2074565), (1035, 1244739), (3105, 414913)]