213611433

素因数分解:

$3^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{76481}}^1$

素因数の和:76517

約数の個数: 24

約数和(自身を含む): 348757920

約数和(自身を除く): 135146487

約数列:

[1, 3, 7, 19, 21, 49, 57, 133, 147, 399, 931, 2793, 76481, 229443, 535367, 1453139, 1606101, 3747569, 4359417, 10171973, 11242707, 30515919, 71203811, 213611433]

約数ペア:

[(1, 213611433), (3, 71203811), (7, 30515919), (19, 11242707), (21, 10171973), (49, 4359417), (57, 3747569), (133, 1606101), (147, 1453139), (399, 535367), (931, 229443), (2793, 76481)]