42047691

素因数分解:

$3^1\times 7^1\times {\mathrm{71}}^1\times {\mathrm{28201}}^1$

素因数の和:28282

約数の個数: 16

約数和(自身を含む): 64977408

約数和(自身を除く): 22929717

約数列:

[1, 3, 7, 21, 71, 213, 497, 1491, 28201, 84603, 197407, 592221, 2002271, 6006813, 14015897, 42047691]

約数ペア:

[(1, 42047691), (3, 14015897), (7, 6006813), (21, 2002271), (71, 592221), (213, 197407), (497, 84603), (1491, 28201)]