1316820729

素因数分解:

$3^1\times 7^1\times {\mathrm{101}}^1\times {\mathrm{620849}}^1$

素因数の和:620960

約数の個数: 16

約数和(自身を含む): 2026454400

約数和(自身を除く): 709633671

約数列:

[1, 3, 7, 21, 101, 303, 707, 2121, 620849, 1862547, 4345943, 13037829, 62705749, 188117247, 438940243, 1316820729]

約数ペア:

[(1, 1316820729), (3, 438940243), (7, 188117247), (21, 62705749), (101, 13037829), (303, 4345943), (707, 1862547), (2121, 620849)]