207320415

素因数分解:

$3^1\times 5^1\times {\mathrm{43}}^1\times {\mathrm{321427}}^1$

素因数の和:321478

約数の個数: 16

約数和(自身を含む): 339427968

約数和(自身を除く): 132107553

約数列:

[1, 3, 5, 15, 43, 129, 215, 645, 321427, 964281, 1607135, 4821405, 13821361, 41464083, 69106805, 207320415]

約数ペア:

[(1, 207320415), (3, 69106805), (5, 41464083), (15, 13821361), (43, 4821405), (129, 1607135), (215, 964281), (645, 321427)]