16997643935

素因数分解:

$5^1\times {\mathrm{43}}^1\times {\mathrm{181}}^1\times {\mathrm{577}}^1\times {\mathrm{757}}^1$

素因数の和:1563

約数の個数: 32

約数和(自身を含む): 21050981952

約数和(自身を除く): 4053338017

約数列:

[1, 5, 43, 181, 215, 577, 757, 905, 2885, 3785, 7783, 24811, 32551, 38915, 104437, 124055, 137017, 162755, 436789, 522185, 685085, 2183945, 4490791, 5891731, 18781927, 22453955, 29458655, 79058809, 93909635, 395294045, 3399528787, 16997643935]

約数ペア:

[(1, 16997643935), (5, 3399528787), (43, 395294045), (181, 93909635), (215, 79058809), (577, 29458655), (757, 22453955), (905, 18781927), (2885, 5891731), (3785, 4490791), (7783, 2183945), (24811, 685085), (32551, 522185), (38915, 436789), (104437, 162755), (124055, 137017)]