291239019

素因数分解:

$3^2\times {\mathrm{17}}^1\times {\mathrm{577}}^1\times {\mathrm{3299}}^1$

素因数の和:3899

約数の個数: 24

約数和(自身を含む): 446331600

約数和(自身を除く): 155092581

約数列:

[1, 3, 9, 17, 51, 153, 577, 1731, 3299, 5193, 9809, 9897, 29427, 29691, 56083, 88281, 168249, 504747, 1903523, 5710569, 17131707, 32359891, 97079673, 291239019]

約数ペア:

[(1, 291239019), (3, 97079673), (9, 32359891), (17, 17131707), (51, 5710569), (153, 1903523), (577, 504747), (1731, 168249), (3299, 88281), (5193, 56083), (9809, 29691), (9897, 29427)]