254179947

素因数分解:

$3^1\times 7^1\times {\mathrm{83}}^1\times {\mathrm{145829}}^1$

素因数の和:145922

約数の個数: 16

約数和(自身を含む): 391991040

約数和(自身を除く): 137811093

約数列:

[1, 3, 7, 21, 83, 249, 581, 1743, 145829, 437487, 1020803, 3062409, 12103807, 36311421, 84726649, 254179947]

約数ペア:

[(1, 254179947), (3, 84726649), (7, 36311421), (21, 12103807), (83, 3062409), (249, 1020803), (581, 437487), (1743, 145829)]