385940877

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{258847}}^1$

素因数の和:258928

約数の個数: 16

約数和(自身を含む): 596385792

約数和(自身を除く): 210444915

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 258847, 776541, 1811929, 5435787, 18378137, 55134411, 128646959, 385940877]

約数ペア:

[(1, 385940877), (3, 128646959), (7, 55134411), (21, 18378137), (71, 5435787), (213, 1811929), (497, 776541), (1491, 258847)]