1311891135

素因数分解:

$3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{3802583}}^1$

素因数の和:3802614

約数の個数: 16

約数和(自身を含む): 2190288384

約数和(自身を除く): 878397249

約数列:

[1, 3, 5, 15, 23, 69, 115, 345, 3802583, 11407749, 19012915, 57038745, 87459409, 262378227, 437297045, 1311891135]

約数ペア:

[(1, 1311891135), (3, 437297045), (5, 262378227), (15, 87459409), (23, 57038745), (69, 19012915), (115, 11407749), (345, 3802583)]